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    2 vulnerabilities found for HCL BigFix Service Management by HCL Software

    CVE-2026-21806 (GCVE-0-2026-21806)

    Vulnerability from nvd – Published: 2026-09-18 11:12 – Updated: 2026-09-18 11:12
    VLAI
    Title
    HCL BigFix Service Management was affected with Admin Session Concurrency vulnerability (CVE-2026-21806)
    Summary
    HCL BigFix Service Management is affected by an Administrative Session Concurrency vulnerability. The application allows multiple simultaneous authenticated sessions for the same administrative account, which could enable an unauthorized attacker to predict or hijack valid session identifiers. Successful exploitation allows an attacker to compromise affected administrative sessions and execute actions with full privileged user permissions.
    Severity
    3.1 (Low)
    CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
    CWE
    Assigner
    References
    Impacted products
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "HCL BigFix  Service Management",
          "vendor": "HCL Software",
          "versions": [
            {
              "status": "affected",
              "version": "Version 27"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "HCL BigFix Service Management is affected by an Administrative Session Concurrency vulnerability. The application allows multiple simultaneous authenticated sessions for the same administrative account, which could enable an unauthorized attacker to predict or hijack valid session identifiers. Successful exploitation allows an attacker to compromise affected administrative sessions and execute actions with full privileged user permissions."
            }
          ],
          "value": "HCL BigFix Service Management is affected by an Administrative Session Concurrency vulnerability. The application allows multiple simultaneous authenticated sessions for the same administrative account, which could enable an unauthorized attacker to predict or hijack valid session identifiers. Successful exploitation allows an attacker to compromise affected administrative sessions and execute actions with full privileged user permissions."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 3.1,
            "baseSeverity": "LOW",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-557",
              "description": "CWE-557 Concurrency Issues",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-18T11:12:24.764Z",
        "orgId": "1e47fe04-f25f-42fa-b674-36de2c5e3cfc",
        "shortName": "HCL"
      },
      "references": [
        {
          "url": "https://support.hcl-software.com/csm?id=kb_article\u0026sysparm_article=KB0133592"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "HCL BigFix Service Management was affected with Admin Session Concurrency vulnerability (CVE-2026-21806)",
      "x_generator": {
        "engine": "Vulnogram 1.0.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1e47fe04-f25f-42fa-b674-36de2c5e3cfc",
    "assignerShortName": "HCL",
    "cveId": "CVE-2026-21806",
    "datePublished": "2026-09-18T11:12:24.764Z",
    "dateReserved": "2026-01-05T16:08:06.682Z",
    "dateUpdated": "2026-09-18T11:12:24.764Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-21806 (GCVE-0-2026-21806)

    Vulnerability from cvelistv5 – Published: 2026-09-18 11:12 – Updated: 2026-09-18 11:12
    VLAI
    Title
    HCL BigFix Service Management was affected with Admin Session Concurrency vulnerability (CVE-2026-21806)
    Summary
    HCL BigFix Service Management is affected by an Administrative Session Concurrency vulnerability. The application allows multiple simultaneous authenticated sessions for the same administrative account, which could enable an unauthorized attacker to predict or hijack valid session identifiers. Successful exploitation allows an attacker to compromise affected administrative sessions and execute actions with full privileged user permissions.
    Severity
    3.1 (Low)
    CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
    CWE
    Assigner
    References
    Impacted products
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "HCL BigFix  Service Management",
          "vendor": "HCL Software",
          "versions": [
            {
              "status": "affected",
              "version": "Version 27"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "HCL BigFix Service Management is affected by an Administrative Session Concurrency vulnerability. The application allows multiple simultaneous authenticated sessions for the same administrative account, which could enable an unauthorized attacker to predict or hijack valid session identifiers. Successful exploitation allows an attacker to compromise affected administrative sessions and execute actions with full privileged user permissions."
            }
          ],
          "value": "HCL BigFix Service Management is affected by an Administrative Session Concurrency vulnerability. The application allows multiple simultaneous authenticated sessions for the same administrative account, which could enable an unauthorized attacker to predict or hijack valid session identifiers. Successful exploitation allows an attacker to compromise affected administrative sessions and execute actions with full privileged user permissions."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 3.1,
            "baseSeverity": "LOW",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-557",
              "description": "CWE-557 Concurrency Issues",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-18T11:12:24.764Z",
        "orgId": "1e47fe04-f25f-42fa-b674-36de2c5e3cfc",
        "shortName": "HCL"
      },
      "references": [
        {
          "url": "https://support.hcl-software.com/csm?id=kb_article\u0026sysparm_article=KB0133592"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "HCL BigFix Service Management was affected with Admin Session Concurrency vulnerability (CVE-2026-21806)",
      "x_generator": {
        "engine": "Vulnogram 1.0.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1e47fe04-f25f-42fa-b674-36de2c5e3cfc",
    "assignerShortName": "HCL",
    "cveId": "CVE-2026-21806",
    "datePublished": "2026-09-18T11:12:24.764Z",
    "dateReserved": "2026-01-05T16:08:06.682Z",
    "dateUpdated": "2026-09-18T11:12:24.764Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}