CVE-2026-58421

Description

Unauthenticated ReDoS via CODEOWNERS pattern matching allows denial of service

References

• https://blog.gitea.com/release-of-1.26.3-and-1.26.4/
• https://github.com/go-gitea/gitea/pull/38011
• https://github.com/go-gitea/gitea/releases/tag/v1.26.4
• https://github.com/go-gitea/gitea/security/advisories/GHSA-v96j-25gv-g2w9