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-2025-9222
Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2.2 before 18.5.5, 18.6 before 18.6.3, and 18.7 before 18.7.1 that could have allowed an authenticated user to achieve stored cross-site scripting by exploiting GitLab Flavored Markdown.
Affected products
1- Range: v18.6.0-ee, v18.7.0-ee
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3- hackerone.com/reports/3297483mitretechnical-descriptionexploitpermissions-required
- gitlab.com/gitlab-org/gitlab/-/issues/562561mitreissue-trackingpermissions-required
- about.gitlab.com/releases/2026/01/07/patch-release-gitlab-18-7-1-released/mitre
News mentions
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