GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration
Search

Find a vulnerability

Search criteria ⓘ Use this form to refine search results.
Full-text search supports keyword queries with ranking and filtering.
You can combine vendor, product, and sources to narrow results.
Enable “Apply ordering” to sort by date instead of relevance.

    116 vulnerabilities by Zscaler

    CVE-2026-25684 (GCVE-0-2026-25684)

    Vulnerability from nvd – Published: 2026-09-18 14:01 – Updated: 2026-09-18 17:47
    VLAI
    Title
    File Type Control rule bypass
    Summary
    A file type attribution issue in Zscaler Internet Access File Type Control evaluation rules may allow improper evaluation of File Type Control policies in rare circumstances.
    Severity
    4.4 (Medium)
    CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-09-18 17:46 UTC
    CWE
    • CWE-20 - Improper input validation
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler ZIA File Type Control Unaffected: 0 , < 6.2r (current) (custom)
    		Create a notification for this product.
    Date Public
    2026-09-18 14:00
    Credits
    Nate Subra and Nathan Fowler
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-25684",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-09-18T17:46:54.756551Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-09-18T17:47:19.524Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Cloud"
          ],
          "product": "ZIA File Type Control",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "6.2r (current)",
              "status": "unaffected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Nate Subra and Nathan Fowler"
        }
      ],
      "datePublic": "2026-09-18T14:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "A file type attribution issue in Zscaler Internet Access File Type Control evaluation rules may allow improper evaluation of File Type Control policies in rare circumstances."
            }
          ],
          "value": "A file type attribution issue in Zscaler Internet Access File Type Control evaluation rules may allow improper evaluation of File Type Control policies in rare circumstances."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-554",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-554 Functionality Bypass"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-20",
              "description": "CWE-20 Improper input validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-18T14:01:10.683Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zia/release-upgrade-summary-2026"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "File Type Control rule bypass",
      "x_generator": {
        "engine": "Vulnogram 1.0.5"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-25684",
    "datePublished": "2026-09-18T14:01:10.683Z",
    "dateReserved": "2026-02-05T05:00:40.581Z",
    "dateUpdated": "2026-09-18T17:47:19.524Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-59570 (GCVE-0-2026-59570)

    Vulnerability from nvd – Published: 2026-09-14 14:47 – Updated: 2026-09-14 15:32
    VLAI
    Title
    Android ZCC denial of service
    Summary
    On affected versions of Zscaler client connector, a pre-installed peer app can tear down the Zscaler tunnel, force user logout, and toggle packet capture.
    Severity
    7.5 (High)
    CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:H
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-09-14 15:32 UTC
    CWE
    • CWE-20 - Improper input validation
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Client Connector Affected: 0 , < Android: 4.2.0.152 (custom)
    Affected: 0 , < ChromeOS: 4.2.0.152 (custom)
    		Create a notification for this product.
    Date Public
    2026-09-14 15:00
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-59570",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-09-14T15:32:17.500926Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-09-14T15:32:24.258Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Android",
            "ChromeOS"
          ],
          "product": "Client Connector",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "Android: 4.2.0.152",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "ChromeOS: 4.2.0.152",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2026-09-14T15:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "On affected versions of Zscaler client connector, a pre-installed peer app can tear down the Zscaler tunnel, force user logout, and toggle packet capture."
            }
          ],
          "value": "On affected versions of Zscaler client connector, a pre-installed peer app can tear down the Zscaler tunnel, force user logout, and toggle packet capture."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-233",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-233 Privilege Escalation"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-20",
              "description": "CWE-20 Improper input validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-14T14:47:13.914Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2026"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Android ZCC denial of service",
      "x_generator": {
        "engine": "Vulnogram 1.0.4"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-59570",
    "datePublished": "2026-09-14T14:47:13.914Z",
    "dateReserved": "2026-07-06T06:18:59.633Z",
    "dateUpdated": "2026-09-14T15:32:24.258Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-59569 (GCVE-0-2026-59569)

    Vulnerability from nvd – Published: 2026-09-14 14:42 – Updated: 2026-09-15 03:56
    VLAI
    Title
    Android ZCC VPN API method privilege escalation
    Summary
    An improper input validation vulnerability in Zscaler Client Connector on Android and ChromeOS allows an attacker to potentially bypass Zscaler controls.
    Severity
    8.1 (High)
    CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-09-14 00:00 UTC
    CWE
    • CWE-20 - Improper input validation
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Client Connector Affected: 0 , < Android: 4.2.0.152 (custom)
    Affected: 0 , < ChromeOS: 4.2.0.152 (custom)
    		Create a notification for this product.
    Date Public
    2026-09-14 14:48
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-59569",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-09-14T00:00:00+00:00",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-09-15T03:56:05.059Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "affected",
          "platforms": [
            "Android",
            "ChromeOS"
          ],
          "product": "Client Connector",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "Android: 4.2.0.152",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "ChromeOS: 4.2.0.152",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2026-09-14T14:48:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "An improper input validation vulnerability in Zscaler Client Connector on Android and ChromeOS allows an attacker to potentially bypass Zscaler controls."
            }
          ],
          "value": "An improper input validation vulnerability in Zscaler Client Connector on Android and ChromeOS allows an attacker to potentially bypass Zscaler controls."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-233",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-233 Privilege Escalation"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "LOW",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-20",
              "description": "CWE-20 Improper input validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-14T14:42:34.523Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2026"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Android ZCC VPN API method privilege escalation",
      "x_generator": {
        "engine": "Vulnogram 1.0.4"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-59569",
    "datePublished": "2026-09-14T14:42:34.523Z",
    "dateReserved": "2026-07-06T06:18:59.633Z",
    "dateUpdated": "2026-09-15T03:56:05.059Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-25687 (GCVE-0-2026-25687)

    Vulnerability from nvd – Published: 2026-09-14 14:37 – Updated: 2026-09-15 03:56
    VLAI
    Title
    ZCC race condition in ZPA tunnel handler
    Summary
    A race condition in the ZPA tunnel handler of affected versions of Zscaler Client Connector (ZCC) allows a heap corruption, resulting in a denial of service (client crash) and potentially arbitrary code execution in the context of the ZCC process.
    Severity
    8.1 (High)
    CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-09-14 00:00 UTC
    CWE
    • CWE-366 - Race condition within a thread
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Client Connector Affected: 4.6 , < 4.6.0.486 (custom)
    Affected: 4.7 , < 4.7.0.350 (custom)
    Affected: 4.8 , < 4.8.0.267 (custom)
    Affected: 4.9 , < 4.9.0.412 (custom)
    		Create a notification for this product.
    Date Public
    2026-09-14 14:36
    Credits
    GovTech Singapore Red Team
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-25687",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-09-14T00:00:00+00:00",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-09-15T03:56:03.896Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Windows"
          ],
          "product": "Client Connector",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "4.6.0.486",
              "status": "affected",
              "version": "4.6",
              "versionType": "custom"
            },
            {
              "lessThan": "4.7.0.350",
              "status": "affected",
              "version": "4.7",
              "versionType": "custom"
            },
            {
              "lessThan": "4.8.0.267",
              "status": "affected",
              "version": "4.8",
              "versionType": "custom"
            },
            {
              "lessThan": "4.9.0.412",
              "status": "affected",
              "version": "4.9",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "GovTech Singapore Red Team"
        }
      ],
      "datePublic": "2026-09-14T14:36:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "A race condition in the ZPA tunnel handler of affected versions of Zscaler Client Connector (ZCC) allows a heap corruption, resulting in a denial of service (client crash) and potentially arbitrary code execution in the context of the ZCC process."
            }
          ],
          "value": "A race condition in the ZPA tunnel handler of affected versions of Zscaler Client Connector (ZCC) allows a heap corruption, resulting in a denial of service (client crash) and potentially arbitrary code execution in the context of the ZCC process."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-549",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-549 Local Execution of Code"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-366",
              "description": "CWE-366 Race condition within a thread",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-14T14:37:04.331Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2026"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "ZCC race condition in ZPA tunnel handler",
      "x_generator": {
        "engine": "Vulnogram 1.0.4"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-25687",
    "datePublished": "2026-09-14T14:37:04.331Z",
    "dateReserved": "2026-02-05T05:00:40.582Z",
    "dateUpdated": "2026-09-15T03:56:03.896Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-59568 (GCVE-0-2026-59568)

    Vulnerability from nvd – Published: 2026-08-24 13:44 – Updated: 2026-08-25 03:56
    VLAI
    Title
    Remote Code Execution
    Summary
    Multiple vulnerabilities on affected versions of Zscaler Client Connector allow remote code execution, giving an unauthenticated, unprivileged user the ability to execute arbitrary code in the ZCC context.
    Severity
    9.1 (Critical)
    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
    SSVC
    Exploitation: none Automatable: yes Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-08-24 00:00 UTC
    CWE
    • CWE-20 - Improper input validation
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Client Connector Affected: 0 , < Windows: 4.6.0.457, 4.7.0.317, 4.8.0.232, 4.9.0.372 (custom)
    Affected: 0 , < MacOS: 4.5.2.312, 4.7.0.292, 4.8.0.191 (custom)
    Affected: 0 , < Linux: 3.7.2.64, 4.2.1.64 (custom)
    Affected: 0 , < Android: 4.2 (custom)
    Affected: 0 , < ChromeOS: 4.2 (custom)
    Affected: 0 , < iOS: 4.5.1 (custom)
    		Create a notification for this product.
    Date Public
    2026-08-21 09:48
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-59568",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-24T00:00:00+00:00",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-25T03:56:59.614Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Windows",
            "MacOS",
            "Linux",
            "iOS",
            "Android",
            "ChromeOS"
          ],
          "product": "Client Connector",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "Windows: 4.6.0.457, 4.7.0.317, 4.8.0.232, 4.9.0.372",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "MacOS: 4.5.2.312, 4.7.0.292, 4.8.0.191",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "Linux: 3.7.2.64, 4.2.1.64",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "Android: 4.2",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "ChromeOS: 4.2",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "iOS: 4.5.1",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2026-08-21T09:48:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Multiple vulnerabilities on affected versions of Zscaler Client Connector allow remote code execution, giving an unauthenticated, unprivileged user the ability to execute arbitrary code in the ZCC context."
            }
          ],
          "value": "Multiple vulnerabilities on affected versions of Zscaler Client Connector allow remote code execution, giving an unauthenticated, unprivileged user the ability to execute arbitrary code in the ZCC context."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-253",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-253 Remote Code Inclusion"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 9.1,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-20",
              "description": "CWE-20 Improper input validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-24T13:44:21.795Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2026"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Remote Code Execution",
      "x_generator": {
        "engine": "Vulnogram 1.0.4"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-59568",
    "datePublished": "2026-08-24T13:44:21.795Z",
    "dateReserved": "2026-07-06T06:18:59.633Z",
    "dateUpdated": "2026-08-25T03:56:59.614Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-59567 (GCVE-0-2026-59567)

    Vulnerability from nvd – Published: 2026-08-24 13:41 – Updated: 2026-08-25 03:56
    VLAI
    Title
    Local privilege escalation
    Summary
    Multiple vulnerabilities on affected versions of Zscaler Client Connector allow local privilege escalation, giving an unprivileged user the ability to execute arbitrary code in a privileged context.
    Severity
    8.8 (High)
    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-08-24 00:00 UTC
    CWE
    • CWE-280 - Improper handling of insufficient permissions or privileges
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Client Connector Affected: 0 , < Windows: 4.6.0.457, 4.7.0.317, 4.8.0.232, 4.9.0372 (custom)
    Affected: 0 , < MacOS: 4.5.2.312, 4.7.0.292, 4.8.0.191 (custom)
    Affected: 0 , < Linux: 3.7.2.64, 4.2.1.64 (custom)
    		Create a notification for this product.
    Date Public
    2026-08-21 09:48
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-59567",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-24T00:00:00+00:00",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-25T03:56:58.533Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "affected",
          "platforms": [
            "Windows",
            "MacOS",
            "Linux"
          ],
          "product": "Client Connector",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "Windows: 4.6.0.457, 4.7.0.317, 4.8.0.232, 4.9.0372",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "MacOS: 4.5.2.312, 4.7.0.292, 4.8.0.191",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "Linux: 3.7.2.64, 4.2.1.64",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2026-08-21T09:48:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Multiple vulnerabilities on affected versions of Zscaler Client Connector allow local privilege escalation, giving an unprivileged user the ability to execute arbitrary code in a privileged context."
            }
          ],
          "value": "Multiple vulnerabilities on affected versions of Zscaler Client Connector allow local privilege escalation, giving an unprivileged user the ability to execute arbitrary code in a privileged context."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-233",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-233 Privilege Escalation"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-280",
              "description": "CWE-280 Improper handling of insufficient permissions or privileges",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-24T13:41:38.737Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2026"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Local privilege escalation",
      "x_generator": {
        "engine": "Vulnogram 1.0.4"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-59567",
    "datePublished": "2026-08-24T13:41:38.737Z",
    "dateReserved": "2026-07-06T06:18:59.633Z",
    "dateUpdated": "2026-08-25T03:56:58.533Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-59566 (GCVE-0-2026-59566)

    Vulnerability from nvd – Published: 2026-08-24 13:41 – Updated: 2026-08-24 15:17
    VLAI
    Title
    Local denial-of-service
    Summary
    A locally exploitable buffer overflow bug can cause a local denial-of-service attack on affected versions of Zscaler Client Connector on Android and ChromeOS.
    Severity
    8.4 (High)
    CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-08-24 15:17 UTC
    CWE
    • CWE-229 - Improper handling of values
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Client Connector Affected: 0 , < Android: 4.2 (custom)
    Affected: 0 , < ChromeOS: 4.2 (custom)
    		Create a notification for this product.
    Date Public
    2026-08-21 09:48
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-59566",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-24T15:17:35.696648Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-24T15:17:49.354Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "affected",
          "platforms": [
            "Android",
            "ChromeOS"
          ],
          "product": "Client Connector",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "Android: 4.2",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "ChromeOS: 4.2",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2026-08-21T09:48:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "A locally exploitable buffer overflow bug can cause a local denial-of-service attack on affected versions of Zscaler Client Connector on Android and ChromeOS."
            }
          ],
          "value": "A locally exploitable buffer overflow bug can cause a local denial-of-service attack on affected versions of Zscaler Client Connector on Android and ChromeOS."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-100",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-100 Overflow Buffers"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 8.4,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-229",
              "description": "CWE-229 Improper handling of values",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-24T13:41:04.827Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2026"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Local denial-of-service",
      "x_generator": {
        "engine": "Vulnogram 1.0.4"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-59566",
    "datePublished": "2026-08-24T13:41:04.827Z",
    "dateReserved": "2026-07-06T06:18:59.633Z",
    "dateUpdated": "2026-08-24T15:17:49.354Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-59565 (GCVE-0-2026-59565)

    Vulnerability from nvd – Published: 2026-08-24 13:40 – Updated: 2026-08-24 15:18
    VLAI
    Title
    Local and kernel denial-of-service
    Summary
    A remotely exploitable buffer overflow bug can cause a local and kernel denial-of-service attack on affected versions of Zscaler Client Connector on Windows.
    Severity
    8.8 (High)
    CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-08-24 15:18 UTC
    CWE
    • CWE-229 - Improper handling of values
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Client Connector Affected: 0 , < Windows: 4.6.0.457, 4.7.0.317, 4.8.0.232, 4.9.0.372 (custom)
    		Create a notification for this product.
    Date Public
    2026-08-21 09:48
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-59565",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-24T15:18:07.595772Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-24T15:18:31.082Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "affected",
          "platforms": [
            "Windows"
          ],
          "product": "Client Connector",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "Windows: 4.6.0.457, 4.7.0.317, 4.8.0.232, 4.9.0.372",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2026-08-21T09:48:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "A remotely exploitable buffer overflow bug can cause a local and kernel denial-of-service attack on affected versions of Zscaler Client Connector on Windows."
            }
          ],
          "value": "A remotely exploitable buffer overflow bug can cause a local and kernel denial-of-service attack on affected versions of Zscaler Client Connector on Windows."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-100",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-100 Overflow Buffers"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-229",
              "description": "CWE-229 Improper handling of values",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-24T13:40:23.684Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2026"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Local and kernel denial-of-service",
      "x_generator": {
        "engine": "Vulnogram 1.0.4"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-59565",
    "datePublished": "2026-08-24T13:40:23.684Z",
    "dateReserved": "2026-07-06T06:18:59.633Z",
    "dateUpdated": "2026-08-24T15:18:31.082Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-59564 (GCVE-0-2026-59564)

    Vulnerability from nvd – Published: 2026-08-24 13:39 – Updated: 2026-08-25 03:56
    VLAI
    Title
    Authentication bypass between ZCC and client connector portal
    Summary
    An authentication bypass issue exists in communications between affected versions of the Zscaler Client Connector and the Zscaler Client Connector Portal.
    Severity
    9.1 (Critical)
    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
    SSVC
    Exploitation: none Automatable: yes Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-08-24 00:00 UTC
    CWE
    • CWE-304 - Missing critical step in authentication
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Client Connector Affected: 0 , < Windows: 4.6.0.457, 4.7.0.317, 4.8.0.232, 4.9.0.372 (custom)
    Affected: 0 , < MacOS: 4.5.2.312, 4.7.0.292, 4.8.0.191 (custom)
    Affected: 0 , < iOS: 4.5.1 (custom)
    Affected: 0 , < Android: 4.2 (custom)
    Affected: 0 , < ChromeOS: 4.2 (custom)
    Affected: 0 , < Linux: 3.7.2.64, 4.2.1.64 (custom)
    		Create a notification for this product.
    Date Public
    2026-08-21 09:48
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-59564",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-24T00:00:00+00:00",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-25T03:56:08.874Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "affected",
          "platforms": [
            "Windows",
            "MacOS",
            "Linux",
            "iOS",
            "Android"
          ],
          "product": "Client Connector",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "Windows: 4.6.0.457, 4.7.0.317, 4.8.0.232, 4.9.0.372",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "MacOS: 4.5.2.312, 4.7.0.292, 4.8.0.191",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "iOS: 4.5.1",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "Android: 4.2",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "ChromeOS: 4.2",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "Linux: 3.7.2.64, 4.2.1.64",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2026-08-21T09:48:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "An authentication bypass issue exists in communications between affected versions of the Zscaler Client Connector and the Zscaler Client Connector Portal."
            }
          ],
          "value": "An authentication bypass issue exists in communications between affected versions of the Zscaler Client Connector and the Zscaler Client Connector Portal."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-115",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-115 Authentication Bypass"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 9.1,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-304",
              "description": "CWE-304 Missing critical step in authentication",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-24T13:45:59.467Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2026"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Authentication bypass between ZCC and client connector portal",
      "x_generator": {
        "engine": "Vulnogram 1.0.4"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-59564",
    "datePublished": "2026-08-24T13:39:16.063Z",
    "dateReserved": "2026-07-06T06:18:59.633Z",
    "dateUpdated": "2026-08-25T03:56:08.874Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-22569 (GCVE-0-2026-22569)

    Vulnerability from nvd – Published: 2026-03-31 14:54 – Updated: 2026-03-31 17:24
    VLAI
    Title
    Incorrect startup configuration in ZCC
    Summary
    An incorrect startup configuration of affected versions of Zscaler Client Connector on Windows may cause a limited amount of traffic from being inspected under rare circumstances.
    Severity
    5.4 (Medium)
    CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-03-31 17:24 UTC
    CWE
    • CWE-1289 - Improper validation of unsafe equivalence in input
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Zscaler Client Connector Affected: 4.7 , < 4.7.0.141 (custom)
    Affected: 4.8 , < 4.8.0.63 (custom)
    		Create a notification for this product.
    Credits
    Jordan Eberst, CISA
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-22569",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-03-31T17:24:02.173979Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-03-31T17:24:13.723Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Windows"
          ],
          "product": "Zscaler Client Connector",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "4.7.0.141",
              "status": "affected",
              "version": "4.7",
              "versionType": "custom"
            },
            {
              "lessThan": "4.8.0.63",
              "status": "affected",
              "version": "4.8",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "Jordan Eberst, CISA"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "An incorrect startup configuration of affected versions of Zscaler Client Connector on Windows may cause a limited amount of traffic from being inspected under rare circumstances."
            }
          ],
          "value": "An incorrect startup configuration of affected versions of Zscaler Client Connector on Windows may cause a limited amount of traffic from being inspected under rare circumstances."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-554",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-554 Functionality Bypass"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-1289",
              "description": "CWE-1289 Improper validation of unsafe equivalence in input",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-03-31T14:54:57.241Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2025"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Incorrect startup configuration in ZCC",
      "x_generator": {
        "engine": "Vulnogram 1.0.1"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-22569",
    "datePublished": "2026-03-31T14:54:57.241Z",
    "dateReserved": "2026-01-07T15:52:48.033Z",
    "dateUpdated": "2026-03-31T17:24:13.723Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-22568 (GCVE-0-2026-22568)

    Vulnerability from nvd – Published: 2026-02-23 16:12 – Updated: 2026-02-23 18:47
    VLAI
    Title
    Unauthorized information retrieval in ZIA Admin UI
    Summary
    Improper neutralization of special elements in user-supplied input within the ZIA Admin UI could allow an authenticated administrator to access or retrieve unauthorized internal information in rare conditions.
    Severity
    5.5 (Medium)
    CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-02-23 18:46 UTC
    CWE
    • CWE-20 - Improper Input Validation
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler ZIA Admin UI Affected: 6.2 , < 6.2r (custom)
    		Create a notification for this product.
    Credits
    Andrew Allen Hess on behalf of Cyber Defense Team (Deutsche Börse Group)
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-22568",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-02-23T18:46:07.564440Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-02-23T18:47:28.205Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "ZIA Admin UI",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "6.2r",
              "status": "affected",
              "version": "6.2",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Andrew Allen Hess on behalf of Cyber Defense Team (Deutsche B\u00f6rse Group)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Improper neutralization of special elements in user-supplied input within the ZIA Admin UI could allow an authenticated administrator to access or retrieve unauthorized internal information in rare conditions."
            }
          ],
          "value": "Improper neutralization of special elements in user-supplied input within the ZIA Admin UI could allow an authenticated administrator to access or retrieve unauthorized internal information in rare conditions."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-54",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-54 Query System for Information"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "HIGH",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-20",
              "description": "CWE-20 Improper Input Validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-02-23T16:12:52.917Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zia/release-upgrade-summary-2026?applicable_category=zscaler.net\u0026deployment_date=2026-02-12\u0026id=1538576"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Unauthorized information retrieval in ZIA Admin UI",
      "x_generator": {
        "engine": "Vulnogram 0.5.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-22568",
    "datePublished": "2026-02-23T16:12:52.917Z",
    "dateReserved": "2026-01-07T15:52:48.033Z",
    "dateUpdated": "2026-02-23T18:47:28.205Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-22567 (GCVE-0-2026-22567)

    Vulnerability from nvd – Published: 2026-02-23 16:13 – Updated: 2026-02-23 18:41
    VLAI
    Title
    ZIA Admin UI Input Validation Bug
    Summary
    Improper validation of user-supplied input in the ZIA Admin UI could allow an authenticated administrator to initiate backend functions through specific input fields in limited scenarios.
    Severity
    7.6 (High)
    CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:N
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-02-23 18:41 UTC
    CWE
    • CWE-20 - Improper Input Validation
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler ZIA Admin UI Affected: 6.2 , < 6.2r (custom)
    		Create a notification for this product.
    Credits
    Andrew Allen Hess on behalf of Cyber Defense Team (Deutsche Börse Group)
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-22567",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-02-23T18:41:08.018240Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-02-23T18:41:19.949Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "ZIA Admin UI",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "6.2r",
              "status": "affected",
              "version": "6.2",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Andrew Allen Hess on behalf of Cyber Defense Team (Deutsche B\u00f6rse Group)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Improper validation of user-supplied input in the ZIA Admin UI could allow an authenticated administrator to initiate backend functions through specific input fields in limited scenarios."
            }
          ],
          "value": "Improper validation of user-supplied input in the ZIA Admin UI could allow an authenticated administrator to initiate backend functions through specific input fields in limited scenarios."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-153",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-153 Input Data Manipulation"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.6,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "LOW",
            "privilegesRequired": "HIGH",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-20",
              "description": "CWE-20 Improper Input Validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-02-23T16:13:32.608Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zia/release-upgrade-summary-2025?applicable_category=zscalertwo.net\u0026deployment_date=2025-12-17\u0026id=1538575"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "ZIA Admin UI Input Validation Bug",
      "x_generator": {
        "engine": "Vulnogram 0.5.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-22567",
    "datePublished": "2026-02-23T16:13:32.608Z",
    "dateReserved": "2026-01-07T15:52:48.033Z",
    "dateUpdated": "2026-02-23T18:41:19.949Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2025-54983 (GCVE-0-2025-54983)

    Vulnerability from nvd – Published: 2025-11-12 03:07 – Updated: 2025-11-12 18:18
    VLAI
    Title
    Health check port on ZCC allows tunnel bypass
    Summary
    A health check port on Zscaler Client Connector on Windows, versions 4.6 < 4.6.0.216 and 4.7 < 4.7.0.47, which under specific circumstances was not released after use, allowed traffic to potentially bypass ZCC forwarding controls.
    Severity
    5.2 (Medium)
    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2025-11-12 18:18 UTC
    CWE
    • CWE-772 - Missing Release of Resource after Effective Lifetime
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Zscaler Client Connector Affected: 4.6 , < 4.6.0.216 (custom)
    Affected: 4.7 , < 4.7.0.47 (custom)
    		Create a notification for this product.
    Credits
    DTCC Team
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-54983",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-11-12T18:18:25.758917Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-11-12T18:18:36.813Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Windows"
          ],
          "product": "Zscaler Client Connector",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "4.6.0.216",
              "status": "affected",
              "version": "4.6",
              "versionType": "custom"
            },
            {
              "lessThan": "4.7.0.47",
              "status": "affected",
              "version": "4.7",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "other",
          "value": "DTCC Team"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "A health check port on Zscaler Client Connector on Windows, versions 4.6 \u0026lt;  4.6.0.216 and 4.7 \u0026lt; 4.7.0.47, which under specific circumstances was not released after use, allowed traffic to potentially bypass ZCC forwarding controls.\n\n\u003cbr\u003e"
            }
          ],
          "value": "A health check port on Zscaler Client Connector on Windows, versions 4.6 \u003c  4.6.0.216 and 4.7 \u003c 4.7.0.47, which under specific circumstances was not released after use, allowed traffic to potentially bypass ZCC forwarding controls."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-554",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-554 Functionality Bypass"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 5.2,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-772",
              "description": "CWE-772 Missing Release of Resource after Effective Lifetime",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-11-12T03:07:39.531Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2025"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Health check port on ZCC allows tunnel bypass",
      "x_generator": {
        "engine": "Vulnogram 0.5.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2025-54983",
    "datePublished": "2025-11-12T03:07:39.531Z",
    "dateReserved": "2025-08-04T14:51:53.367Z",
    "dateUpdated": "2025-11-12T18:18:36.813Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2025-54982 (GCVE-0-2025-54982)

    Vulnerability from nvd – Published: 2025-08-05 05:36 – Updated: 2026-02-26 17:49
    VLAI
    Title
    SAML 2.0 Public Key Validation Issue
    Summary
    An improper verification of cryptographic signature in Zscaler's SAML authentication mechanism on the server-side allowed an authentication abuse.
    Severity
    9.6 (Critical)
    CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2025-08-19 03:55 UTC
    CWE
    • CWE-347 - Improper Verification of Cryptographic Signature
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Authentication Server Affected: 0 , < 6.2r (custom)
    		Create a notification for this product.
    Credits
    Richard Warren, AmberWolf
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-54982",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-08-19T03:55:32.996098Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-02-26T17:49:58.538Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Authentication Server",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "6.2r",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Richard Warren, AmberWolf"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003eAn improper verification of cryptographic signature in Zscaler\u0027s SAML authentication mechanism on the server-side allowed an authentication abuse.\u003c/span\u003e\u003cbr\u003e"
            }
          ],
          "value": "An improper verification of cryptographic signature in Zscaler\u0027s SAML authentication mechanism on the server-side allowed an authentication abuse."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-114",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-114 Authentication Abuse"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 9.6,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-347",
              "description": "CWE-347 Improper Verification of Cryptographic Signature",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-08-05T05:36:06.752Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zia/about-identity-providers"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "SAML 2.0 Public Key Validation Issue",
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2025-54982",
    "datePublished": "2025-08-05T05:36:06.752Z",
    "dateReserved": "2025-08-04T14:51:53.367Z",
    "dateUpdated": "2026-02-26T17:49:58.538Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2024-31127 (GCVE-0-2024-31127)

    Vulnerability from nvd – Published: 2025-06-04 04:45 – Updated: 2025-06-04 13:46
    VLAI
    Title
    MacOS Zscaler Client Connector Local Privilege Escalation
    Summary
    An improper verification of a loaded library in Zscaler Client Connector on Mac < 4.2.0.241 may allow a local attacker to elevate their privileges.
    Severity
    7.3 (High)
    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2025-06-04 13:35 UTC
    CWE
    • CWE-346 - Origin Validation Error
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Client Connector Affected: 0 , < 4.2.0.241 (custom)
    		Create a notification for this product.
    Credits
    Max Keasley
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2024-31127",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-06-04T13:35:54.464182Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-06-04T13:46:50.573Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "MacOS"
          ],
          "product": "Client Connector",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "4.2.0.241",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "Max Keasley"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "An improper verification of a loaded library in Zscaler Client Connector on Mac \u0026lt; 4.2.0.241 may allow a local attacker to elevate their privileges.\n\n\u003cbr\u003e"
            }
          ],
          "value": "An improper verification of a loaded library in Zscaler Client Connector on Mac \u003c 4.2.0.241 may allow a local attacker to elevate their privileges."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-159",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-159 Redirect Access to Libraries"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "LOW",
            "baseScore": 7.3,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-346",
              "description": "CWE-346 Origin Validation Error",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-06-04T04:45:07.342Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2023?applicable_category=macOS\u0026applicable_version=4.2\u0026deployment_date=2023-12-14"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "MacOS Zscaler Client Connector Local Privilege Escalation",
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2024-31127",
    "datePublished": "2025-06-04T04:45:07.342Z",
    "dateReserved": "2024-03-28T10:12:41.950Z",
    "dateUpdated": "2025-06-04T13:46:50.573Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

    CVE-2026-25684 (GCVE-0-2026-25684)

    Vulnerability from cvelistv5 – Published: 2026-09-18 14:01 – Updated: 2026-09-18 17:47
    VLAI
    Title
    File Type Control rule bypass
    Summary
    A file type attribution issue in Zscaler Internet Access File Type Control evaluation rules may allow improper evaluation of File Type Control policies in rare circumstances.
    Severity
    4.4 (Medium)
    CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-09-18 17:46 UTC
    CWE
    • CWE-20 - Improper input validation
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler ZIA File Type Control Unaffected: 0 , < 6.2r (current) (custom)
    		Create a notification for this product.
    Date Public
    2026-09-18 14:00
    Credits
    Nate Subra and Nathan Fowler
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-25684",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-09-18T17:46:54.756551Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-09-18T17:47:19.524Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Cloud"
          ],
          "product": "ZIA File Type Control",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "6.2r (current)",
              "status": "unaffected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Nate Subra and Nathan Fowler"
        }
      ],
      "datePublic": "2026-09-18T14:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "A file type attribution issue in Zscaler Internet Access File Type Control evaluation rules may allow improper evaluation of File Type Control policies in rare circumstances."
            }
          ],
          "value": "A file type attribution issue in Zscaler Internet Access File Type Control evaluation rules may allow improper evaluation of File Type Control policies in rare circumstances."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-554",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-554 Functionality Bypass"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-20",
              "description": "CWE-20 Improper input validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-18T14:01:10.683Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zia/release-upgrade-summary-2026"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "File Type Control rule bypass",
      "x_generator": {
        "engine": "Vulnogram 1.0.5"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-25684",
    "datePublished": "2026-09-18T14:01:10.683Z",
    "dateReserved": "2026-02-05T05:00:40.581Z",
    "dateUpdated": "2026-09-18T17:47:19.524Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-59570 (GCVE-0-2026-59570)

    Vulnerability from cvelistv5 – Published: 2026-09-14 14:47 – Updated: 2026-09-14 15:32
    VLAI
    Title
    Android ZCC denial of service
    Summary
    On affected versions of Zscaler client connector, a pre-installed peer app can tear down the Zscaler tunnel, force user logout, and toggle packet capture.
    Severity
    7.5 (High)
    CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:H
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-09-14 15:32 UTC
    CWE
    • CWE-20 - Improper input validation
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Client Connector Affected: 0 , < Android: 4.2.0.152 (custom)
    Affected: 0 , < ChromeOS: 4.2.0.152 (custom)
    		Create a notification for this product.
    Date Public
    2026-09-14 15:00
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-59570",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-09-14T15:32:17.500926Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-09-14T15:32:24.258Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Android",
            "ChromeOS"
          ],
          "product": "Client Connector",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "Android: 4.2.0.152",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "ChromeOS: 4.2.0.152",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2026-09-14T15:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "On affected versions of Zscaler client connector, a pre-installed peer app can tear down the Zscaler tunnel, force user logout, and toggle packet capture."
            }
          ],
          "value": "On affected versions of Zscaler client connector, a pre-installed peer app can tear down the Zscaler tunnel, force user logout, and toggle packet capture."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-233",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-233 Privilege Escalation"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-20",
              "description": "CWE-20 Improper input validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-14T14:47:13.914Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2026"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Android ZCC denial of service",
      "x_generator": {
        "engine": "Vulnogram 1.0.4"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-59570",
    "datePublished": "2026-09-14T14:47:13.914Z",
    "dateReserved": "2026-07-06T06:18:59.633Z",
    "dateUpdated": "2026-09-14T15:32:24.258Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-59569 (GCVE-0-2026-59569)

    Vulnerability from cvelistv5 – Published: 2026-09-14 14:42 – Updated: 2026-09-15 03:56
    VLAI
    Title
    Android ZCC VPN API method privilege escalation
    Summary
    An improper input validation vulnerability in Zscaler Client Connector on Android and ChromeOS allows an attacker to potentially bypass Zscaler controls.
    Severity
    8.1 (High)
    CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-09-14 00:00 UTC
    CWE
    • CWE-20 - Improper input validation
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Client Connector Affected: 0 , < Android: 4.2.0.152 (custom)
    Affected: 0 , < ChromeOS: 4.2.0.152 (custom)
    		Create a notification for this product.
    Date Public
    2026-09-14 14:48
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-59569",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-09-14T00:00:00+00:00",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-09-15T03:56:05.059Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "affected",
          "platforms": [
            "Android",
            "ChromeOS"
          ],
          "product": "Client Connector",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "Android: 4.2.0.152",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "ChromeOS: 4.2.0.152",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2026-09-14T14:48:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "An improper input validation vulnerability in Zscaler Client Connector on Android and ChromeOS allows an attacker to potentially bypass Zscaler controls."
            }
          ],
          "value": "An improper input validation vulnerability in Zscaler Client Connector on Android and ChromeOS allows an attacker to potentially bypass Zscaler controls."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-233",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-233 Privilege Escalation"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "LOW",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-20",
              "description": "CWE-20 Improper input validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-14T14:42:34.523Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2026"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Android ZCC VPN API method privilege escalation",
      "x_generator": {
        "engine": "Vulnogram 1.0.4"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-59569",
    "datePublished": "2026-09-14T14:42:34.523Z",
    "dateReserved": "2026-07-06T06:18:59.633Z",
    "dateUpdated": "2026-09-15T03:56:05.059Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-25687 (GCVE-0-2026-25687)

    Vulnerability from cvelistv5 – Published: 2026-09-14 14:37 – Updated: 2026-09-15 03:56
    VLAI
    Title
    ZCC race condition in ZPA tunnel handler
    Summary
    A race condition in the ZPA tunnel handler of affected versions of Zscaler Client Connector (ZCC) allows a heap corruption, resulting in a denial of service (client crash) and potentially arbitrary code execution in the context of the ZCC process.
    Severity
    8.1 (High)
    CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-09-14 00:00 UTC
    CWE
    • CWE-366 - Race condition within a thread
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Client Connector Affected: 4.6 , < 4.6.0.486 (custom)
    Affected: 4.7 , < 4.7.0.350 (custom)
    Affected: 4.8 , < 4.8.0.267 (custom)
    Affected: 4.9 , < 4.9.0.412 (custom)
    		Create a notification for this product.
    Date Public
    2026-09-14 14:36
    Credits
    GovTech Singapore Red Team
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-25687",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-09-14T00:00:00+00:00",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-09-15T03:56:03.896Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Windows"
          ],
          "product": "Client Connector",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "4.6.0.486",
              "status": "affected",
              "version": "4.6",
              "versionType": "custom"
            },
            {
              "lessThan": "4.7.0.350",
              "status": "affected",
              "version": "4.7",
              "versionType": "custom"
            },
            {
              "lessThan": "4.8.0.267",
              "status": "affected",
              "version": "4.8",
              "versionType": "custom"
            },
            {
              "lessThan": "4.9.0.412",
              "status": "affected",
              "version": "4.9",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "GovTech Singapore Red Team"
        }
      ],
      "datePublic": "2026-09-14T14:36:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "A race condition in the ZPA tunnel handler of affected versions of Zscaler Client Connector (ZCC) allows a heap corruption, resulting in a denial of service (client crash) and potentially arbitrary code execution in the context of the ZCC process."
            }
          ],
          "value": "A race condition in the ZPA tunnel handler of affected versions of Zscaler Client Connector (ZCC) allows a heap corruption, resulting in a denial of service (client crash) and potentially arbitrary code execution in the context of the ZCC process."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-549",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-549 Local Execution of Code"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-366",
              "description": "CWE-366 Race condition within a thread",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-14T14:37:04.331Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2026"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "ZCC race condition in ZPA tunnel handler",
      "x_generator": {
        "engine": "Vulnogram 1.0.4"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-25687",
    "datePublished": "2026-09-14T14:37:04.331Z",
    "dateReserved": "2026-02-05T05:00:40.582Z",
    "dateUpdated": "2026-09-15T03:56:03.896Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-59568 (GCVE-0-2026-59568)

    Vulnerability from cvelistv5 – Published: 2026-08-24 13:44 – Updated: 2026-08-25 03:56
    VLAI
    Title
    Remote Code Execution
    Summary
    Multiple vulnerabilities on affected versions of Zscaler Client Connector allow remote code execution, giving an unauthenticated, unprivileged user the ability to execute arbitrary code in the ZCC context.
    Severity
    9.1 (Critical)
    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
    SSVC
    Exploitation: none Automatable: yes Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-08-24 00:00 UTC
    CWE
    • CWE-20 - Improper input validation
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Client Connector Affected: 0 , < Windows: 4.6.0.457, 4.7.0.317, 4.8.0.232, 4.9.0.372 (custom)
    Affected: 0 , < MacOS: 4.5.2.312, 4.7.0.292, 4.8.0.191 (custom)
    Affected: 0 , < Linux: 3.7.2.64, 4.2.1.64 (custom)
    Affected: 0 , < Android: 4.2 (custom)
    Affected: 0 , < ChromeOS: 4.2 (custom)
    Affected: 0 , < iOS: 4.5.1 (custom)
    		Create a notification for this product.
    Date Public
    2026-08-21 09:48
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-59568",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-24T00:00:00+00:00",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-25T03:56:59.614Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Windows",
            "MacOS",
            "Linux",
            "iOS",
            "Android",
            "ChromeOS"
          ],
          "product": "Client Connector",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "Windows: 4.6.0.457, 4.7.0.317, 4.8.0.232, 4.9.0.372",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "MacOS: 4.5.2.312, 4.7.0.292, 4.8.0.191",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "Linux: 3.7.2.64, 4.2.1.64",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "Android: 4.2",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "ChromeOS: 4.2",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "iOS: 4.5.1",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2026-08-21T09:48:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Multiple vulnerabilities on affected versions of Zscaler Client Connector allow remote code execution, giving an unauthenticated, unprivileged user the ability to execute arbitrary code in the ZCC context."
            }
          ],
          "value": "Multiple vulnerabilities on affected versions of Zscaler Client Connector allow remote code execution, giving an unauthenticated, unprivileged user the ability to execute arbitrary code in the ZCC context."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-253",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-253 Remote Code Inclusion"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 9.1,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-20",
              "description": "CWE-20 Improper input validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-24T13:44:21.795Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2026"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Remote Code Execution",
      "x_generator": {
        "engine": "Vulnogram 1.0.4"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-59568",
    "datePublished": "2026-08-24T13:44:21.795Z",
    "dateReserved": "2026-07-06T06:18:59.633Z",
    "dateUpdated": "2026-08-25T03:56:59.614Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-59567 (GCVE-0-2026-59567)

    Vulnerability from cvelistv5 – Published: 2026-08-24 13:41 – Updated: 2026-08-25 03:56
    VLAI
    Title
    Local privilege escalation
    Summary
    Multiple vulnerabilities on affected versions of Zscaler Client Connector allow local privilege escalation, giving an unprivileged user the ability to execute arbitrary code in a privileged context.
    Severity
    8.8 (High)
    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-08-24 00:00 UTC
    CWE
    • CWE-280 - Improper handling of insufficient permissions or privileges
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Client Connector Affected: 0 , < Windows: 4.6.0.457, 4.7.0.317, 4.8.0.232, 4.9.0372 (custom)
    Affected: 0 , < MacOS: 4.5.2.312, 4.7.0.292, 4.8.0.191 (custom)
    Affected: 0 , < Linux: 3.7.2.64, 4.2.1.64 (custom)
    		Create a notification for this product.
    Date Public
    2026-08-21 09:48
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-59567",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-24T00:00:00+00:00",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-25T03:56:58.533Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "affected",
          "platforms": [
            "Windows",
            "MacOS",
            "Linux"
          ],
          "product": "Client Connector",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "Windows: 4.6.0.457, 4.7.0.317, 4.8.0.232, 4.9.0372",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "MacOS: 4.5.2.312, 4.7.0.292, 4.8.0.191",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "Linux: 3.7.2.64, 4.2.1.64",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2026-08-21T09:48:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Multiple vulnerabilities on affected versions of Zscaler Client Connector allow local privilege escalation, giving an unprivileged user the ability to execute arbitrary code in a privileged context."
            }
          ],
          "value": "Multiple vulnerabilities on affected versions of Zscaler Client Connector allow local privilege escalation, giving an unprivileged user the ability to execute arbitrary code in a privileged context."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-233",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-233 Privilege Escalation"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-280",
              "description": "CWE-280 Improper handling of insufficient permissions or privileges",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-24T13:41:38.737Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2026"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Local privilege escalation",
      "x_generator": {
        "engine": "Vulnogram 1.0.4"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-59567",
    "datePublished": "2026-08-24T13:41:38.737Z",
    "dateReserved": "2026-07-06T06:18:59.633Z",
    "dateUpdated": "2026-08-25T03:56:58.533Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-59566 (GCVE-0-2026-59566)

    Vulnerability from cvelistv5 – Published: 2026-08-24 13:41 – Updated: 2026-08-24 15:17
    VLAI
    Title
    Local denial-of-service
    Summary
    A locally exploitable buffer overflow bug can cause a local denial-of-service attack on affected versions of Zscaler Client Connector on Android and ChromeOS.
    Severity
    8.4 (High)
    CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-08-24 15:17 UTC
    CWE
    • CWE-229 - Improper handling of values
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Client Connector Affected: 0 , < Android: 4.2 (custom)
    Affected: 0 , < ChromeOS: 4.2 (custom)
    		Create a notification for this product.
    Date Public
    2026-08-21 09:48
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-59566",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-24T15:17:35.696648Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-24T15:17:49.354Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "affected",
          "platforms": [
            "Android",
            "ChromeOS"
          ],
          "product": "Client Connector",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "Android: 4.2",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "ChromeOS: 4.2",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2026-08-21T09:48:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "A locally exploitable buffer overflow bug can cause a local denial-of-service attack on affected versions of Zscaler Client Connector on Android and ChromeOS."
            }
          ],
          "value": "A locally exploitable buffer overflow bug can cause a local denial-of-service attack on affected versions of Zscaler Client Connector on Android and ChromeOS."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-100",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-100 Overflow Buffers"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 8.4,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-229",
              "description": "CWE-229 Improper handling of values",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-24T13:41:04.827Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2026"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Local denial-of-service",
      "x_generator": {
        "engine": "Vulnogram 1.0.4"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-59566",
    "datePublished": "2026-08-24T13:41:04.827Z",
    "dateReserved": "2026-07-06T06:18:59.633Z",
    "dateUpdated": "2026-08-24T15:17:49.354Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-59565 (GCVE-0-2026-59565)

    Vulnerability from cvelistv5 – Published: 2026-08-24 13:40 – Updated: 2026-08-24 15:18
    VLAI
    Title
    Local and kernel denial-of-service
    Summary
    A remotely exploitable buffer overflow bug can cause a local and kernel denial-of-service attack on affected versions of Zscaler Client Connector on Windows.
    Severity
    8.8 (High)
    CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-08-24 15:18 UTC
    CWE
    • CWE-229 - Improper handling of values
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Client Connector Affected: 0 , < Windows: 4.6.0.457, 4.7.0.317, 4.8.0.232, 4.9.0.372 (custom)
    		Create a notification for this product.
    Date Public
    2026-08-21 09:48
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-59565",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-24T15:18:07.595772Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-24T15:18:31.082Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "affected",
          "platforms": [
            "Windows"
          ],
          "product": "Client Connector",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "Windows: 4.6.0.457, 4.7.0.317, 4.8.0.232, 4.9.0.372",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2026-08-21T09:48:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "A remotely exploitable buffer overflow bug can cause a local and kernel denial-of-service attack on affected versions of Zscaler Client Connector on Windows."
            }
          ],
          "value": "A remotely exploitable buffer overflow bug can cause a local and kernel denial-of-service attack on affected versions of Zscaler Client Connector on Windows."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-100",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-100 Overflow Buffers"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-229",
              "description": "CWE-229 Improper handling of values",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-24T13:40:23.684Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2026"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Local and kernel denial-of-service",
      "x_generator": {
        "engine": "Vulnogram 1.0.4"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-59565",
    "datePublished": "2026-08-24T13:40:23.684Z",
    "dateReserved": "2026-07-06T06:18:59.633Z",
    "dateUpdated": "2026-08-24T15:18:31.082Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-59564 (GCVE-0-2026-59564)

    Vulnerability from cvelistv5 – Published: 2026-08-24 13:39 – Updated: 2026-08-25 03:56
    VLAI
    Title
    Authentication bypass between ZCC and client connector portal
    Summary
    An authentication bypass issue exists in communications between affected versions of the Zscaler Client Connector and the Zscaler Client Connector Portal.
    Severity
    9.1 (Critical)
    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
    SSVC
    Exploitation: none Automatable: yes Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-08-24 00:00 UTC
    CWE
    • CWE-304 - Missing critical step in authentication
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Client Connector Affected: 0 , < Windows: 4.6.0.457, 4.7.0.317, 4.8.0.232, 4.9.0.372 (custom)
    Affected: 0 , < MacOS: 4.5.2.312, 4.7.0.292, 4.8.0.191 (custom)
    Affected: 0 , < iOS: 4.5.1 (custom)
    Affected: 0 , < Android: 4.2 (custom)
    Affected: 0 , < ChromeOS: 4.2 (custom)
    Affected: 0 , < Linux: 3.7.2.64, 4.2.1.64 (custom)
    		Create a notification for this product.
    Date Public
    2026-08-21 09:48
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-59564",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-24T00:00:00+00:00",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-25T03:56:08.874Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "affected",
          "platforms": [
            "Windows",
            "MacOS",
            "Linux",
            "iOS",
            "Android"
          ],
          "product": "Client Connector",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "Windows: 4.6.0.457, 4.7.0.317, 4.8.0.232, 4.9.0.372",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "MacOS: 4.5.2.312, 4.7.0.292, 4.8.0.191",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "iOS: 4.5.1",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "Android: 4.2",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "ChromeOS: 4.2",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "Linux: 3.7.2.64, 4.2.1.64",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2026-08-21T09:48:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "An authentication bypass issue exists in communications between affected versions of the Zscaler Client Connector and the Zscaler Client Connector Portal."
            }
          ],
          "value": "An authentication bypass issue exists in communications between affected versions of the Zscaler Client Connector and the Zscaler Client Connector Portal."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-115",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-115 Authentication Bypass"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 9.1,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-304",
              "description": "CWE-304 Missing critical step in authentication",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-24T13:45:59.467Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2026"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Authentication bypass between ZCC and client connector portal",
      "x_generator": {
        "engine": "Vulnogram 1.0.4"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-59564",
    "datePublished": "2026-08-24T13:39:16.063Z",
    "dateReserved": "2026-07-06T06:18:59.633Z",
    "dateUpdated": "2026-08-25T03:56:08.874Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-22569 (GCVE-0-2026-22569)

    Vulnerability from cvelistv5 – Published: 2026-03-31 14:54 – Updated: 2026-03-31 17:24
    VLAI
    Title
    Incorrect startup configuration in ZCC
    Summary
    An incorrect startup configuration of affected versions of Zscaler Client Connector on Windows may cause a limited amount of traffic from being inspected under rare circumstances.
    Severity
    5.4 (Medium)
    CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-03-31 17:24 UTC
    CWE
    • CWE-1289 - Improper validation of unsafe equivalence in input
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Zscaler Client Connector Affected: 4.7 , < 4.7.0.141 (custom)
    Affected: 4.8 , < 4.8.0.63 (custom)
    		Create a notification for this product.
    Credits
    Jordan Eberst, CISA
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-22569",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-03-31T17:24:02.173979Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-03-31T17:24:13.723Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Windows"
          ],
          "product": "Zscaler Client Connector",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "4.7.0.141",
              "status": "affected",
              "version": "4.7",
              "versionType": "custom"
            },
            {
              "lessThan": "4.8.0.63",
              "status": "affected",
              "version": "4.8",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "Jordan Eberst, CISA"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "An incorrect startup configuration of affected versions of Zscaler Client Connector on Windows may cause a limited amount of traffic from being inspected under rare circumstances."
            }
          ],
          "value": "An incorrect startup configuration of affected versions of Zscaler Client Connector on Windows may cause a limited amount of traffic from being inspected under rare circumstances."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-554",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-554 Functionality Bypass"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-1289",
              "description": "CWE-1289 Improper validation of unsafe equivalence in input",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-03-31T14:54:57.241Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2025"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Incorrect startup configuration in ZCC",
      "x_generator": {
        "engine": "Vulnogram 1.0.1"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-22569",
    "datePublished": "2026-03-31T14:54:57.241Z",
    "dateReserved": "2026-01-07T15:52:48.033Z",
    "dateUpdated": "2026-03-31T17:24:13.723Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-22567 (GCVE-0-2026-22567)

    Vulnerability from cvelistv5 – Published: 2026-02-23 16:13 – Updated: 2026-02-23 18:41
    VLAI
    Title
    ZIA Admin UI Input Validation Bug
    Summary
    Improper validation of user-supplied input in the ZIA Admin UI could allow an authenticated administrator to initiate backend functions through specific input fields in limited scenarios.
    Severity
    7.6 (High)
    CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:N
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-02-23 18:41 UTC
    CWE
    • CWE-20 - Improper Input Validation
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler ZIA Admin UI Affected: 6.2 , < 6.2r (custom)
    		Create a notification for this product.
    Credits
    Andrew Allen Hess on behalf of Cyber Defense Team (Deutsche Börse Group)
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-22567",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-02-23T18:41:08.018240Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-02-23T18:41:19.949Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "ZIA Admin UI",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "6.2r",
              "status": "affected",
              "version": "6.2",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Andrew Allen Hess on behalf of Cyber Defense Team (Deutsche B\u00f6rse Group)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Improper validation of user-supplied input in the ZIA Admin UI could allow an authenticated administrator to initiate backend functions through specific input fields in limited scenarios."
            }
          ],
          "value": "Improper validation of user-supplied input in the ZIA Admin UI could allow an authenticated administrator to initiate backend functions through specific input fields in limited scenarios."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-153",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-153 Input Data Manipulation"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.6,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "LOW",
            "privilegesRequired": "HIGH",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-20",
              "description": "CWE-20 Improper Input Validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-02-23T16:13:32.608Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zia/release-upgrade-summary-2025?applicable_category=zscalertwo.net\u0026deployment_date=2025-12-17\u0026id=1538575"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "ZIA Admin UI Input Validation Bug",
      "x_generator": {
        "engine": "Vulnogram 0.5.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-22567",
    "datePublished": "2026-02-23T16:13:32.608Z",
    "dateReserved": "2026-01-07T15:52:48.033Z",
    "dateUpdated": "2026-02-23T18:41:19.949Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-22568 (GCVE-0-2026-22568)

    Vulnerability from cvelistv5 – Published: 2026-02-23 16:12 – Updated: 2026-02-23 18:47
    VLAI
    Title
    Unauthorized information retrieval in ZIA Admin UI
    Summary
    Improper neutralization of special elements in user-supplied input within the ZIA Admin UI could allow an authenticated administrator to access or retrieve unauthorized internal information in rare conditions.
    Severity
    5.5 (Medium)
    CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-02-23 18:46 UTC
    CWE
    • CWE-20 - Improper Input Validation
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler ZIA Admin UI Affected: 6.2 , < 6.2r (custom)
    		Create a notification for this product.
    Credits
    Andrew Allen Hess on behalf of Cyber Defense Team (Deutsche Börse Group)
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-22568",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-02-23T18:46:07.564440Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-02-23T18:47:28.205Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "ZIA Admin UI",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "6.2r",
              "status": "affected",
              "version": "6.2",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Andrew Allen Hess on behalf of Cyber Defense Team (Deutsche B\u00f6rse Group)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Improper neutralization of special elements in user-supplied input within the ZIA Admin UI could allow an authenticated administrator to access or retrieve unauthorized internal information in rare conditions."
            }
          ],
          "value": "Improper neutralization of special elements in user-supplied input within the ZIA Admin UI could allow an authenticated administrator to access or retrieve unauthorized internal information in rare conditions."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-54",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-54 Query System for Information"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "HIGH",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-20",
              "description": "CWE-20 Improper Input Validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-02-23T16:12:52.917Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zia/release-upgrade-summary-2026?applicable_category=zscaler.net\u0026deployment_date=2026-02-12\u0026id=1538576"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Unauthorized information retrieval in ZIA Admin UI",
      "x_generator": {
        "engine": "Vulnogram 0.5.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2026-22568",
    "datePublished": "2026-02-23T16:12:52.917Z",
    "dateReserved": "2026-01-07T15:52:48.033Z",
    "dateUpdated": "2026-02-23T18:47:28.205Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2025-54983 (GCVE-0-2025-54983)

    Vulnerability from cvelistv5 – Published: 2025-11-12 03:07 – Updated: 2025-11-12 18:18
    VLAI
    Title
    Health check port on ZCC allows tunnel bypass
    Summary
    A health check port on Zscaler Client Connector on Windows, versions 4.6 < 4.6.0.216 and 4.7 < 4.7.0.47, which under specific circumstances was not released after use, allowed traffic to potentially bypass ZCC forwarding controls.
    Severity
    5.2 (Medium)
    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2025-11-12 18:18 UTC
    CWE
    • CWE-772 - Missing Release of Resource after Effective Lifetime
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Zscaler Client Connector Affected: 4.6 , < 4.6.0.216 (custom)
    Affected: 4.7 , < 4.7.0.47 (custom)
    		Create a notification for this product.
    Credits
    DTCC Team
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-54983",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-11-12T18:18:25.758917Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-11-12T18:18:36.813Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Windows"
          ],
          "product": "Zscaler Client Connector",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "4.6.0.216",
              "status": "affected",
              "version": "4.6",
              "versionType": "custom"
            },
            {
              "lessThan": "4.7.0.47",
              "status": "affected",
              "version": "4.7",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "other",
          "value": "DTCC Team"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "A health check port on Zscaler Client Connector on Windows, versions 4.6 \u0026lt;  4.6.0.216 and 4.7 \u0026lt; 4.7.0.47, which under specific circumstances was not released after use, allowed traffic to potentially bypass ZCC forwarding controls.\n\n\u003cbr\u003e"
            }
          ],
          "value": "A health check port on Zscaler Client Connector on Windows, versions 4.6 \u003c  4.6.0.216 and 4.7 \u003c 4.7.0.47, which under specific circumstances was not released after use, allowed traffic to potentially bypass ZCC forwarding controls."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-554",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-554 Functionality Bypass"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 5.2,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-772",
              "description": "CWE-772 Missing Release of Resource after Effective Lifetime",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-11-12T03:07:39.531Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2025"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Health check port on ZCC allows tunnel bypass",
      "x_generator": {
        "engine": "Vulnogram 0.5.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2025-54983",
    "datePublished": "2025-11-12T03:07:39.531Z",
    "dateReserved": "2025-08-04T14:51:53.367Z",
    "dateUpdated": "2025-11-12T18:18:36.813Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2025-54982 (GCVE-0-2025-54982)

    Vulnerability from cvelistv5 – Published: 2025-08-05 05:36 – Updated: 2026-02-26 17:49
    VLAI
    Title
    SAML 2.0 Public Key Validation Issue
    Summary
    An improper verification of cryptographic signature in Zscaler's SAML authentication mechanism on the server-side allowed an authentication abuse.
    Severity
    9.6 (Critical)
    CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2025-08-19 03:55 UTC
    CWE
    • CWE-347 - Improper Verification of Cryptographic Signature
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Authentication Server Affected: 0 , < 6.2r (custom)
    		Create a notification for this product.
    Credits
    Richard Warren, AmberWolf
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-54982",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-08-19T03:55:32.996098Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-02-26T17:49:58.538Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Authentication Server",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "6.2r",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Richard Warren, AmberWolf"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003eAn improper verification of cryptographic signature in Zscaler\u0027s SAML authentication mechanism on the server-side allowed an authentication abuse.\u003c/span\u003e\u003cbr\u003e"
            }
          ],
          "value": "An improper verification of cryptographic signature in Zscaler\u0027s SAML authentication mechanism on the server-side allowed an authentication abuse."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-114",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-114 Authentication Abuse"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 9.6,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-347",
              "description": "CWE-347 Improper Verification of Cryptographic Signature",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-08-05T05:36:06.752Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zia/about-identity-providers"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "SAML 2.0 Public Key Validation Issue",
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2025-54982",
    "datePublished": "2025-08-05T05:36:06.752Z",
    "dateReserved": "2025-08-04T14:51:53.367Z",
    "dateUpdated": "2026-02-26T17:49:58.538Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2024-31127 (GCVE-0-2024-31127)

    Vulnerability from cvelistv5 – Published: 2025-06-04 04:45 – Updated: 2025-06-04 13:46
    VLAI
    Title
    MacOS Zscaler Client Connector Local Privilege Escalation
    Summary
    An improper verification of a loaded library in Zscaler Client Connector on Mac < 4.2.0.241 may allow a local attacker to elevate their privileges.
    Severity
    7.3 (High)
    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2025-06-04 13:35 UTC
    CWE
    • CWE-346 - Origin Validation Error
    Assigner
    References
    Impacted products
    Vendor Product Version
    Zscaler Client Connector Affected: 0 , < 4.2.0.241 (custom)
    		Create a notification for this product.
    Credits
    Max Keasley
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2024-31127",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-06-04T13:35:54.464182Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-06-04T13:46:50.573Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "MacOS"
          ],
          "product": "Client Connector",
          "vendor": "Zscaler",
          "versions": [
            {
              "lessThan": "4.2.0.241",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "Max Keasley"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "An improper verification of a loaded library in Zscaler Client Connector on Mac \u0026lt; 4.2.0.241 may allow a local attacker to elevate their privileges.\n\n\u003cbr\u003e"
            }
          ],
          "value": "An improper verification of a loaded library in Zscaler Client Connector on Mac \u003c 4.2.0.241 may allow a local attacker to elevate their privileges."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-159",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-159 Redirect Access to Libraries"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "LOW",
            "baseScore": 7.3,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-346",
              "description": "CWE-346 Origin Validation Error",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-06-04T04:45:07.342Z",
        "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "shortName": "Zscaler"
      },
      "references": [
        {
          "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2023?applicable_category=macOS\u0026applicable_version=4.2\u0026deployment_date=2023-12-14"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "MacOS Zscaler Client Connector Local Privilege Escalation",
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
    "assignerShortName": "Zscaler",
    "cveId": "CVE-2024-31127",
    "datePublished": "2025-06-04T04:45:07.342Z",
    "dateReserved": "2024-03-28T10:12:41.950Z",
    "dateUpdated": "2025-06-04T13:46:50.573Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}