Description
An issue has been discovered in GitLab EE that allows for cross-site-scripting attack and content security policy bypass in a user's browser under specific conditions, affecting all versions from 16.6 before 17.9.7, 17.10 before 17.10.5, and 17.11 before 17.11.1.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| GitLab | GitLab | 16.6 – < 17.9.7, 17.10 – < 17.10.5, 17.11 – < 17.11.1 | 17.9.7 |
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 1
- WID-SEC-2025-0880 GitLab: Mehrere Schwachstellen BSI CERT-Bund (WID) · Apr 23, 2025
References
- GitLab Issue #525363 issue-tracking permissions-required
- HackerOne Bug Bounty Report #3037340 technical-description exploit permissions-required