CVE-2026-20888
Gitea Pull Requests Auto-Merge: Read-Only Users Can Cancel Scheduled Auto-Merge via Web Endpoint (Authorization Bypass)
- State
- Published
- Severity
- 4.3 Medium
- Published
- Jan 22, 2026
- Updated
- Jan 23, 2026
- Reserved
- Jan 8, 2026
Description
Gitea does not properly verify authorization when canceling scheduled auto-merges via the web interface. A user with read access to pull requests may be able to cancel auto-merges scheduled by other users.
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 | CISA-ADP |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
Gitea Open Source Git ServerGitea |
|
References
- GitHub Security Advisoryvendor-advisory
- GitHub Pull Request #36341patch
- GitHub Pull Request #36356patch
- Gitea v1.25.4 Releaserelease-notes
- Gitea v1.25.4 Release Blog Postrelease-notes
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