CVE-2025-11224

high

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.

References

https://about.gitlab.com/releases/2025/11/12/patch-release-gitlab-18-5-2-released/

https://hackerone.com/reports/3277291

https://gitlab.com/gitlab-org/gitlab/-/issues/573223

Details

Source: Mitre, NVD

Published: 2026-01-14

Updated: 2026-01-16

Risk Information

CVSS v2

Base Score: 6.6

Vector: CVSS2#AV:N/AC:H/Au:S/C:C/I:C/A:N

Severity: Medium

CVSS v3

Base Score: 7.7

Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N

Severity: High

EPSS

EPSS: 0.00019