CVE-2025-6171CWE-862broken-access-control

CVE-2025-6171

Medium · published November 15, 2025

CVSS v3.1
5.3
EPSS
0%
Percentile
25.8
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00336 · 25.8th percentile
Weakness
CWE-862 · Missing Authorization
Published
2025-11-15T13:15Z
Affected products (6)
ProductVersionsFixed in
gitlab/gitlab≥ 13.2.0, < 18.3.618.3.6
gitlab/gitlab≥ 13.2.0, < 18.3.618.3.6
gitlab/gitlab≥ 18.4.0, < 18.4.418.4.4
gitlab/gitlab≥ 18.4.0, < 18.4.418.4.4
gitlab/gitlab≥ 18.5.0, < 18.5.218.5.2
gitlab/gitlab≥ 18.5.0, < 18.5.218.5.2
References (3)
https://about.gitlab.com/releases/2025/11/12/patch-release-gitlab-18-5-2-released/ · [email protected]https://gitlab.com/gitlab-org/gitlab/-/issues/549730 · [email protected]https://hackerone.com/reports/3183740 · [email protected]
EPSS history
Timeline
  • 15 NOV 08:04Z
    Missing Authorization in GitLab
    cvelistv5