CVE-2026-5377
Incorrect Authorization in GitLab
- State
- Published
- Severity
- 4.3 Medium
- Published
- Apr 22, 2026
- Updated
- Apr 22, 2026
- Reserved
- Apr 1, 2026
Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.11 before 18.11.1 that could have allowed an authenticated user to access titles of confidential or private issues in public projects due to improper access control in the issue description rendering process.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 4.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N | GitLab |
Weaknesses
- CWE-863 Incorrect Authorization
Affected Products
| Product | Versions |
|---|---|
GitLabGitLab |
|
References
- https://gitlab.com/gitlab-org/gitlab/-/work_items/595553
- HackerOne Bug Bounty Report #3640688technical-descriptionexploitpermissions-required
- https://about.gitlab.com/releases/2026/04/22/patch-release-gitlab-18-11-1-released/
Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.