CVE-2026-20912
critical · 9.1Gitea does not properly validate repository ownership when linking attachments to releases. An attachment uploaded to a private repository could potentially be linked to a release in a different public repository, making it accessible to unauthorized users.
9.1
CVSS
0.5%
EPSS (exploit prob.)
39th
EPSS percentile
2026-01-22
Published
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weaknesses
CWE-284CWE-639CWE-283
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| gitea | gitea | < 1.25.4 |
Check a specific version with /api/v1/cve/match.
References
- https://blog.gitea.com/release-of-1.25.4/
- https://github.com/go-gitea/gitea/pull/36320
- https://github.com/go-gitea/gitea/pull/36355
- https://github.com/go-gitea/gitea/releases/tag/v1.25.4
- https://github.com/go-gitea/gitea/security/advisories/GHSA-vfmv-f93v-37mw
- https://access.redhat.com/security/cve/CVE-2026-20912
- https://bugzilla.redhat.com/show_bug.cgi?id=2432219
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-20912.json
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2026-20912