Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.10 before 18.3.6, 18.4 before 18.4.4, and 18.5 before 18.5.2 that could have allowed an authenticated user to execute stored cross-site scripting through improper input validation in the Kubernetes proxy functionality.
Related CPE's
a
gitlab
gitlab
6
References
https://about.gitlab.com/releases/2025/11/12/patch-release-gitlab-18-5-2-released/
PatchRelease NotesVendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/573223
Broken LinkIssue Tracking
https://hackerone.com/reports/3277291
Permissions Required
CVSS impact metrics
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N
7.7 · High
Information
Source identifier
Vulnerability status
Analyzed
Published
2026-01-14T19:16:40.943Z
1 month agoLast modified
2026-01-21T21:14:32.770Z
1 month ago