CVE-2026-7876 (GCVE-0-2026-7876)

Vulnerability from cvelistv5 – Published: 2026-05-27 13:56 – Updated: 2026-06-11 14:05
VLAI
Title
Authentication bypass vulnerability found in Aspera High-Speed Transfer Server for Cloud Pak for Integration
Summary
IBM Aspera HSTS for CP4I 1.5.1 through 1.5.19 is affected by an authentication bypass vulnerability. A transfer client may be able to take advantage of this vulnerability to access files in the server's local storage that they should not have access to, when specific restriction settings are not in place.
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 2026-05-28 14:21 UTC
CWE
  • CWE-287 - Improper Authentication
Assigner
References
URL Tags
https://www.ibm.com/support/pages/node/7274127 vendor-advisorypatch
Impacted products
Vendor Product Version CPE status
IBM Aspera HSTS for CP4I Affected: 1.5.1 , ≤ 1.5.19 (semver)
    cpe:2.3:a:ibm:aspera_hsts_for_cp4i:1.5.1:*:*:*:*:*:*:*
    cpe:2.3:a:ibm:aspera_hsts_for_cp4i:1.5.19:*:*:*:*:*:*:*
Create a notification for this product.
Credits
The vulnerabilities were reported to IBM by Yannik Marchand.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "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"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2026-7876",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-28T14:21:36.215142Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-05-28T14:21:59.902Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:ibm:aspera_hsts_for_cp4i:1.5.1:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:aspera_hsts_for_cp4i:1.5.19:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unaffected",
          "product": "Aspera HSTS for CP4I",
          "vendor": "IBM",
          "versions": [
            {
              "lessThanOrEqual": "1.5.19",
              "status": "affected",
              "version": "1.5.1",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "The vulnerabilities were reported to IBM by Yannik Marchand."
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eIBM Aspera HSTS for CP4I 1.5.1 through 1.5.19\u0026nbsp;is affected by an authentication bypass vulnerability. A transfer client may be able to take advantage of this vulnerability to access files in the server\u0027s local storage that they should not have access to, when specific restriction settings are not in place.\u003c/p\u003e"
            }
          ],
          "value": "IBM Aspera HSTS for CP4I 1.5.1 through 1.5.19\u00a0is affected by an authentication bypass vulnerability. A transfer client may be able to take advantage of this vulnerability to access files in the server\u0027s local storage that they should not have access to, when specific restriction settings are not in place."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-287",
              "description": "CWE-287 Improper Authentication",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-06-11T14:05:33.251Z",
        "orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
        "shortName": "ibm"
      },
      "references": [
        {
          "tags": [
            "vendor-advisory",
            "patch"
          ],
          "url": "https://www.ibm.com/support/pages/node/7274127"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cdiv\u003e\u003ctable\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003e\u003cstrong\u003eProduct(s)\u003c/strong\u003e\u003c/td\u003e\u003ctd\u003e\u003cstrong\u003eVRMF\u003c/strong\u003e\u003c/td\u003e\u003ctd\u003e\u003cstrong\u003eRemediation/First Fix\u003c/strong\u003e\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003eIBM Aspera High-Speed Transfer Server for Cloud Pak for Integration (CP4I)\u003c/td\u003e\u003ctd\u003e1.5.20\u003c/td\u003e\u003ctd\u003e-\u0026nbsp;Access your charts to get the latest version\u003c/td\u003e\u003c/tr\u003e\u003c/tbody\u003e\u003c/table\u003e\u003c/div\u003e"
            }
          ],
          "value": "Product(s)VRMFRemediation/First FixIBM Aspera High-Speed Transfer Server for Cloud Pak for Integration (CP4I)1.5.20-\u00a0Access your charts to get the latest version"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Authentication bypass vulnerability found in Aspera High-Speed Transfer Server for Cloud Pak for Integration",
      "x_generator": {
        "engine": "ibm-cvegen"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
    "assignerShortName": "ibm",
    "cveId": "CVE-2026-7876",
    "datePublished": "2026-05-27T13:56:16.166Z",
    "dateReserved": "2026-05-05T16:12:39.223Z",
    "dateUpdated": "2026-06-11T14:05:33.251Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-7876",
      "date": "2026-09-27",
      "epss": "0.00502",
      "percentile": "0.40529"
    },
    "nvd": {
      "cve": {
        "affected": [
          {
            "affectedData": [
              {
                "cpes": [
                  "cpe:2.3:a:ibm:aspera_hsts_for_cp4i:1.5.1:*:*:*:*:*:*:*",
                  "cpe:2.3:a:ibm:aspera_hsts_for_cp4i:1.5.19:*:*:*:*:*:*:*"
                ],
                "defaultStatus": "unaffected",
                "product": "Aspera HSTS for CP4I",
                "vendor": "IBM",
                "versions": [
                  {
                    "lessThanOrEqual": "1.5.19",
                    "status": "affected",
                    "version": "1.5.1",
                    "versionType": "semver"
                  }
                ]
              }
            ],
            "source": "psirt@us.ibm.com"
          }
        ],
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:ibm:aspera_high-speed_transfer_server_for_cloud_pak_for_integration:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "AA132BA2-35FB-4791-9F4F-97090025751F",
                    "versionEndExcluding": "1.5.20",
                    "versionStartIncluding": "1.5.1",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "IBM Aspera HSTS for CP4I 1.5.1 through 1.5.19\u00a0is affected by an authentication bypass vulnerability. A transfer client may be able to take advantage of this vulnerability to access files in the server\u0027s local storage that they should not have access to, when specific restriction settings are not in place."
          }
        ],
        "id": "CVE-2026-7876",
        "lastModified": "2026-06-17T11:03:03.947",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "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"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 5.2,
              "source": "nvd@nist.gov",
              "type": "Primary"
            },
            {
              "cvssData": {
                "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"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 5.2,
              "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "type": "Secondary"
            }
          ],
          "ssvcV203": [
            {
              "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "ssvcData": {
                "id": "CVE-2026-7876",
                "options": [
                  {
                    "exploitation": "none"
                  },
                  {
                    "automatable": "yes"
                  },
                  {
                    "technicalImpact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-28T14:21:36.215142Z",
                "version": "2.0.3"
              }
            }
          ]
        },
        "published": "2026-05-27T14:17:35.727",
        "references": [
          {
            "source": "psirt@us.ibm.com",
            "tags": [
              "Patch",
              "Vendor Advisory"
            ],
            "url": "https://www.ibm.com/support/pages/node/7274127"
          }
        ],
        "sourceIdentifier": "psirt@us.ibm.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-287"
              }
            ],
            "source": "psirt@us.ibm.com",
            "type": "Secondary"
          },
          {
            "description": [
              {
                "lang": "en",
                "value": "NVD-CWE-noinfo"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "current_release_date": "2026-06-11T14:59:48+00:00",
      "cve": "CVE-2026-7876",
      "id": "CVE-2026-7876",
      "initial_release_date": "2026-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "Authentication bypass vulnerability found in Aspera High-Speed Transfer Server for Cloud Pak for Integration",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-7876.json",
      "version": "3"
    },
    "vulnrichment": {
      "containers": {
        "adp": [
          {
            "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"
                }
              },
              {
                "other": {
                  "content": {
                    "id": "CVE-2026-7876",
                    "options": [
                      {
                        "Exploitation": "none"
                      },
                      {
                        "Automatable": "yes"
                      },
                      {
                        "Technical Impact": "total"
                      }
                    ],
                    "role": "CISA Coordinator",
                    "timestamp": "2026-05-28T14:21:36.215142Z",
                    "version": "2.0.3"
                  },
                  "type": "ssvc"
                }
              }
            ],
            "providerMetadata": {
              "dateUpdated": "2026-05-28T14:21:55.302Z",
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP"
            },
            "title": "CISA ADP Vulnrichment"
          }
        ],
        "cna": {
          "affected": [
            {
              "cpes": [
                "cpe:2.3:a:ibm:aspera_hsts_for_cp4i:1.5.1:*:*:*:*:*:*:*",
                "cpe:2.3:a:ibm:aspera_hsts_for_cp4i:1.5.19:*:*:*:*:*:*:*"
              ],
              "defaultStatus": "unaffected",
              "product": "Aspera HSTS for CP4I",
              "vendor": "IBM",
              "versions": [
                {
                  "lessThanOrEqual": "1.5.19",
                  "status": "affected",
                  "version": "1.5.1",
                  "versionType": "semver"
                }
              ]
            }
          ],
          "credits": [
            {
              "lang": "en",
              "type": "finder",
              "value": "The vulnerabilities were reported to IBM by Yannik Marchand."
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "supportingMedia": [
                {
                  "base64": false,
                  "type": "text/html",
                  "value": "\u003cp\u003eIBM Aspera HSTS for CP4I 1.5.1 through 1.5.19\u0026nbsp;is affected by an authentication bypass vulnerability. A transfer client may be able to take advantage of this vulnerability to access files in the server\u0027s local storage that they should not have access to, when specific restriction settings are not in place.\u003c/p\u003e"
                }
              ],
              "value": "IBM Aspera HSTS for CP4I 1.5.1 through 1.5.19\u00a0is affected by an authentication bypass vulnerability. A transfer client may be able to take advantage of this vulnerability to access files in the server\u0027s local storage that they should not have access to, when specific restriction settings are not in place."
            }
          ],
          "problemTypes": [
            {
              "descriptions": [
                {
                  "cweId": "CWE-287",
                  "description": "CWE-287 Improper Authentication",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2026-06-11T14:05:33.251Z",
            "orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
            "shortName": "ibm"
          },
          "references": [
            {
              "tags": [
                "vendor-advisory",
                "patch"
              ],
              "url": "https://www.ibm.com/support/pages/node/7274127"
            }
          ],
          "solutions": [
            {
              "lang": "en",
              "supportingMedia": [
                {
                  "base64": false,
                  "type": "text/html",
                  "value": "\u003cdiv\u003e\u003ctable\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003e\u003cstrong\u003eProduct(s)\u003c/strong\u003e\u003c/td\u003e\u003ctd\u003e\u003cstrong\u003eVRMF\u003c/strong\u003e\u003c/td\u003e\u003ctd\u003e\u003cstrong\u003eRemediation/First Fix\u003c/strong\u003e\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003eIBM Aspera High-Speed Transfer Server for Cloud Pak for Integration (CP4I)\u003c/td\u003e\u003ctd\u003e1.5.20\u003c/td\u003e\u003ctd\u003e-\u0026nbsp;Access your charts to get the latest version\u003c/td\u003e\u003c/tr\u003e\u003c/tbody\u003e\u003c/table\u003e\u003c/div\u003e"
                }
              ],
              "value": "Product(s)VRMFRemediation/First FixIBM Aspera High-Speed Transfer Server for Cloud Pak for Integration (CP4I)1.5.20-\u00a0Access your charts to get the latest version"
            }
          ],
          "source": {
            "discovery": "UNKNOWN"
          },
          "title": "Authentication bypass vulnerability found in Aspera High-Speed Transfer Server for Cloud Pak for Integration",
          "x_generator": {
            "engine": "ibm-cvegen"
          }
        }
      },
      "cveMetadata": {
        "assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
        "assignerShortName": "ibm",
        "cveId": "CVE-2026-7876",
        "datePublished": "2026-05-27T13:56:16.166Z",
        "dateReserved": "2026-05-05T16:12:39.223Z",
        "dateUpdated": "2026-06-11T14:05:33.251Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.