Description
GitLab has remediated an issue in GitLab EE affecting all versions from 13.6 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user with limited permissions to modify project CI/CD deployment rollback settings without proper authorization, due to insufficient access control checks.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| GitLab | GitLab | 13.6 – < 19.2.8, 19.3 – < 19.3.5, 19.4 – < 19.4.2 | 19.2.8 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | gitlab | No fix yet | — |
Advisories 2
- WID-SEC-2026-3858 GitLab: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 9, 2026
- NCSC-2026-0414 Kwetsbaarheden verholpen in GitLab NCSC-NL (Netherlands) · Oct 13, 2026
References
- https://gitlab.com/gitlab-org/gitlab/-/work_items/600934
- HackerOne Bug Bounty Report #3687442 technical-description exploit permissions-required
- https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/