Description
An issue has been discovered in GitLab CE/EE affecting all versions from 14.1 before 18.1.5, 18.2 before 18.2.5, and 18.3 before 18.3.1 that that under certain conditions could have allowed an unauthenticated attacker to cause a denial-of-service condition affecting all users by sending specially crafted GraphQL requests.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| GitLab | GitLab | 14.1 – < 18.1.5, 18.2 – < 18.2.5, 18.3 – < 18.3.1 | 18.1.5 |
Advisories 1
- WID-SEC-2025-1916 GitLab: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 27, 2025
References
- GitLab Issue #538983 issue-tracking permissions-required
- HackerOne Bug Bounty Report #3100624 technical-description exploit permissions-required