Unrated severityOSV Advisory· Published Jan 9, 2026· Updated Feb 26, 2026
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab
CVE-2025-13761
Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 18.6.3, and 18.7 before 18.7.1 that could have allowed an unauthenticated user to execute arbitrary code in the context of an authenticated user's browser by convincing the legitimate user to visit a specially crafted webpage.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3v18.6.0-ee, v18.7.0-ee+ 1 more
- (no CPE)range: v18.6.0-ee, v18.7.0-ee
- (no CPE)range: >=18.6, <18.6.3 || >=18.7, <18.7.1
Patches
Vulnerability mechanics
References
3- hackerone.com/reports/3441368mitretechnical-descriptionexploitpermissions-required
- gitlab.com/gitlab-org/gitlab/-/issues/582237mitreissue-trackingpermissions-required
- about.gitlab.com/releases/2026/01/07/patch-release-gitlab-18-7-1-released/mitre
News mentions
1- GitLab Patch Release: 18.7.1, 18.6.3, 18.5.5GitLab Security Releases · Jan 7, 2026