Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.10 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 to cause denial of service due to uncontrolled resource consumption when processing a specially crafted file upload.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| GitLab | GitLab | 17.10 – < 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
- HackerOne Bug Bounty Report #3517331 technical-description exploit permissions-required
- https://gitlab.com/gitlab-org/gitlab/-/work_items/587825
- https://about.gitlab.com/releases/2026/06/10/patch-release-gitlab-19-0-2-released/