CVE-2025-6171

Missing Authorization in GitLab

CVSS 5.3 MEDIUMEPSS 0.2%CWE-862

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 13.2 before 18.3.6, 18.4 before 18.4.4, and 18.5 before 18.5.2 that could have allowed an authenticated attacker with reporter access to view branch names and pipeline details by accessing the packages API endpoint even when repository access was disabled.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected products

GitLab · GitLab

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References

https://about.gitlab.com/releases/2025/11/12/patch-release-gitlab-18-5-2-released/https://gitlab.com/gitlab-org/gitlab/-/issues/549730 https://hackerone.com/reports/3183740