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Findings

CVE-2026-3857

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.10 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an…

Published Mar 25, 2026 · updated Jun 17, 2026 · gitlab gitlab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.10 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an unauthenticated user to execute arbitrary GraphQL mutations on behalf of authenticated users due to insufficient CSRF protection.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 25, 2026 · GitLab Security Releases

    Detected

    On March 25, 2026, we released versions 18.10.1, 18.9.3, 18.8.7 for GitLab Community Edition (CE) and Enterprise Edition (EE). These versions contain important bug and security fixes, and we strongly recommend that all self-managed GitLab installations be upgraded to one of these versions immediately. GitLab.com is already running the patched version. GitLab Dedicated customers do not need to take

  2. Jun 17, 2026 · NIST NVD

    Updated

    GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.10 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an unauthenticated user to execute arbitrary GraphQL mutations on behalf of authenticated users due to insufficient CSRF protection.

Affected

  • cpe gitlab/gitlabversion unspecified
  • cpe gitlab/gitlab18.10.0

Sources

  • CVE.orgVulnerability recordCVE-2026-3857

    Official CVE identifier

    cve.org
  • GitLab Security ReleasesVendor advisoryCVE-2026-3857

    On March 25, 2026, we released versions 18.10.1, 18.9.3, 18.8.7 for GitLab Community Edition (CE) and Enterprise Edition (EE). These versions contain important bug and security fixes, and we strongly recommend that all self-managed GitLab installations be upgraded to one of these

    docs.gitlab.com
  • NIST NVDVulnerability recordCVE-2026-3857

    GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.10 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an unauthenticated user to execute arbitrary GraphQL mutations on behalf of authenticated users due to insufficient

    nvd.nist.gov

References