Description
GitLab has remediated an issue in GitLab EE affecting all versions from 17.1 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions could have allowed an authenticated user with developer-role permissions to execute arbitrary client-side code on behalf of a targeted user due to improper input sanitization in the Analytics Dashboard.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| GitLab | GitLab | 17.1 – < 18.10.8, 18.11 – < 18.11.5, 19.0 – < 19.0.2 | 18.10.8 |
Advisories 2
- NCSC-2026-0196 Kwetsbaarheden verholpen in GitLab Enterprise Edition NCSC-NL (Netherlands) · Jun 12, 2026
- WID-SEC-2026-1886 GitLab: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jun 11, 2026
References
- https://gitlab.com/gitlab-org/gitlab/-/work_items/601633
- HackerOne Bug Bounty Report #3759090 technical-description exploit permissions-required
- https://about.gitlab.com/releases/2026/06/10/patch-release-gitlab-19-0-2-released/