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CVE-2026-3160

CVE-2026-3160 · Unintended Proxy or Intermediary ('Confused Deputy') 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 13.7 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user to view Jira issues outside the configured project scope due to an integration filter functioning only as a display control rather than enforcing access boundaries as specified.

CVSS 5.8 · Medium · EPSS 0.2% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • gitlab

    Versions
    • ≥ 13.7, < 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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