Unrated severityNVD Advisory· Published Nov 15, 2025· Updated Nov 17, 2025
Improper Handling of URL Encoding (Hex Encoding) in GitLab
CVE-2025-11990
Description
GitLab has remediated an issue in GitLab EE affecting all versions from 18.4 before 18.4.4, and 18.5 before 18.5.2 that could have allowed an authenticated user to gain CSRF tokens by exploiting improper input validation in repository references combined with redirect handling weaknesses.
Affected products
2cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*range: 18.4
- (no CPE)range: >= 18.4, < 18.4.4; >= 18.5, < 18.5.2
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3- hackerone.com/reports/3257843mitretechnical-descriptionexploitpermissions-required
- gitlab.com/gitlab-org/gitlab/-/issues/577850mitreissue-trackingpermissions-required
- about.gitlab.com/releases/2025/11/12/patch-release-gitlab-18-5-2-released/mitre
News mentions
1- GitLab Patch Release: 18.5.2, 18.4.4, 18.3.6GitLab Security Releases · Nov 12, 2025