Description
An issue has been discovered in GitLab CE/EE affecting all versions from 17.3 before 17.11.5, 18.0 before 18.0.3, and 18.1 before 18.1.1 that could have allowed authenticated users to gain elevated project privileges by requesting access to projects where role modifications during the approval process resulted in unintended permission grants.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| GitLab | GitLab | 17.3 – < 17.11.5, 18.0 – < 18.0.3, 18.1 – < 18.1.1 | 17.11.5 |
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-2025-1394 GitLab: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jun 24, 2025
References
- GitLab Issue #529006 issue-tracking permissions-required
- HackerOne Bug Bounty Report #3063091 technical-description exploit permissions-required