Description (CNA)
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 10.6 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that could have allowed an authenticated user, when the `markdown_placeholders` feature flag was enabled, to inject JavaScript in a browser due to improper sanitization of placeholder content in markdown processing.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| GitLab / GitLab | affected 10.6 before 18.7.6; affected 18.8 before 18.8.6; affected 18.9 before 18.9.2 |
CWE
CWE-79
References
- https://hackerone.com/reports/3502450
- https://gitlab.com/gitlab-org/gitlab/-/work_items/586478
- https://about.gitlab.com/releases/2026/03/11/patch-release-gitlab-18-9-2-released/
ADP enrichment
No English description supplied.
No references supplied.