CVE-2025-13874CWE-639

CVE-2025-13874

Medium · published May 14, 2026

CVSS v3.1
4.3
EPSS
0%
Percentile
12.7
In the wild
Unconfirmed
What it is

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.1 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 Guest permissions to view issues in projects they were not authorized to access.

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00227 · 12.7th percentile
Weakness
CWE-639 · Authorization Bypass Through User-Controlled Key
Published
2026-05-14T10:16Z
Affected products (6)
ProductVersionsFixed in
gitlab/gitlab≥ 15.1.0, < 18.9.718.9.7
gitlab/gitlab≥ 15.1.0, < 18.9.718.9.7
gitlab/gitlab≥ 18.10.0, < 18.10.618.10.6
gitlab/gitlab≥ 18.10.0, < 18.10.618.10.6
gitlab/gitlab≥ 18.11.0, < 18.11.318.11.3
gitlab/gitlab≥ 18.11.0, < 18.11.318.11.3
References (3)
https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/ · [email protected]https://gitlab.com/gitlab-org/gitlab/-/work_items/582634 · [email protected]https://hackerone.com/reports/3445398 · [email protected]
EPSS history
Timeline
  • 14 MAY 05:38Z
    Authorization Bypass Through User-Controlled Key in GitLab
    cvelistv5