CVE-2026-14552: gitlab gitlab

CVSS 4.3 (medium) · published 2026-10-13

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.0 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 Guest access to read confidential epic content meant to be restricted by external authorization, due to incorrect authorization checks.

Affected products (NVD): gitlab gitlab

Fixed in (NVD): 19.2.8, 19.3.5, 19.4.2

Weakness: CWE-863

Source: NVD CVE-2026-14552

References

• https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/
• https://gitlab.com/gitlab-org/gitlab/-/work_items/604841
• https://hackerone.com/reports/3809364

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