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Findings

CVE-2026-16301

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have

Published Oct 12, 2026 · updated Oct 14, 2026 · GitLab GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user with Developer role to execute CI/CD pipelines on protected branches

Code

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

Timeline

Detection, updates, and resolution for this record.

  1. Oct 13, 2026 · NIST NVD

    Detected

    GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user with Developer role to execute CI/CD pipelines on protected branches without authorization due to improper authorization checks in the downstream pipeline creation service.

  2. Oct 14, 2026 · NIST NVD

    Updated

    GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user with Developer role to execute CI/CD pipelines on protected branches without authorization due to improper authorization checks in the downstream pipeline creation service.

  3. Oct 14, 2026 · NIST NVD

    Updated

    GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user with Developer role to execute CI/CD pipelines on protected branches without authorization due to improper authorization checks in the downstream pipeline creation service.

Affected

  • cpe gitlab/gitlabversion unspecified

Sources

  • CVE.orgVulnerability recordCVE-2026-16301

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-16301

    30-day exploitation probability 0.2%

    first.org
  • GitLab Security ReleasesVendor advisoryCVE-2026-16301

    On October 12, 2026, we released versions 19.4.2, 19.3.5, 19.2.8 for GitLab Community Edition (CE) and Enterprise Edition (EE). 19.3.4 had a bug that affected merge request pages when the Ona integration was enabled. This is fixed in 19.3.5. These versions contain important bug a

    docs.gitlab.com
  • NIST NVDVulnerability recordCVE-2026-16301

    GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user with Developer role to execute CI/CD pipelines on protected branches

    nvd.nist.gov

References