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CVE-2026-1338

CVE-2026-1338 · Authorization Bypass Through User-Controlled Key in GitLab

This page contains facts from public vulnerability sources. Check the original advisory before updating.

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.10 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user with developer-role permissions to delete protected container registry tags due to improper authorization checks.

CVSS 4.3 · Medium · EPSS 0.2% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • gitlab

    Versions
    • ≥ 17.10, < 18.9.7: Affected (semver)
    • ≥ 18.10, < 18.10.6: Affected (semver)
    • ≥ 18.11, < 18.11.3: Affected (semver)

    Update to 18.10.6; Update to 18.11.3; Update to 18.9.7

  • gitlab Ubuntu:16.04:LTS

    Versions
    • 8.4.3+dfsg-9
    • 8.4.3+dfsg-12
    • 8.5.8+dfsg-5
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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