CVE-2026-58440

Description

Webhooks created by a collaborator keep firing after their repo access is revoked → ongoing real-time exfiltration of private repo content (incomplete revocation cleanup in `DeleteCollaboration`)

References

• https://blog.gitea.com/gitea-1.27.0-is-released/
• https://github.com/go-gitea/gitea/releases/tag/v1.27.0
• https://github.com/go-gitea/gitea/security/advisories/GHSA-66m4-5jjr-2rg5