Critical · published September 12, 2026
CVSS calls it critical at 10.0. It is confirmed in active exploitation. It sits in the 99.8th percentile for exploit probability.
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 18.11.12, 19.0 before 19.0.9, 19.1 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that, under certain conditions, an unauthenticated user could have read arbitrary files from the GitLab server due to improper path confinement and missing authentication enforcement in the repository commits API.
| Product | Versions | Fixed in |
|---|---|---|
| gitlab/gitlab | ≥ 18.7.0, < 18.11.12 | 18.11.12 |
| gitlab/gitlab | ≥ 18.7.0, < 18.11.12 | 18.11.12 |
| gitlab/gitlab | ≥ 19.0.0, < 19.0.9 | 19.0.9 |
| gitlab/gitlab | ≥ 19.0.0, < 19.0.9 | 19.0.9 |
| gitlab/gitlab | ≥ 19.1.0, < 19.1.8 | 19.1.8 |
| gitlab/gitlab | ≥ 19.1.0, < 19.1.8 | 19.1.8 |
| gitlab/gitlab | ≥ 19.2.0, < 19.2.6 | 19.2.6 |
| gitlab/gitlab | ≥ 19.2.0, < 19.2.6 | 19.2.6 |
| gitlab/gitlab | ≥ 19.3.0, < 19.3.2 | 19.3.2 |
| gitlab/gitlab | ≥ 19.3.0, < 19.3.2 | 19.3.2 |