Description
Gitea 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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Gitea Gitea Open Source Git Server
Default version status: unaffected
0 to ≤ 1.25.3affected
References
- https://github.com/go-gitea/gitea/security/advisories/GHSA-vfmv-f93v-37mw ↗
- 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://blog.gitea.com/release-of-1.25.4/ ↗
- 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 ↗