CVE-2026-104976

Plane is an open-source project management tool. Prior to 1.4.0, Plane validates GITEAHOST only for its URL scheme and does not reject hosts that resolve to private or internal IP addresses. The four outbound requests in the Gitea OAuth flow are derived from this unvalidated host and do not call...

CVE-2026-105640

The open-source project management tool Plane is vulnerable to account takeover in versions prior to 1.4.0 . The root cause is that Plane trusts email addresses from Gitea OAuth and self-managed GitLab OAuth deployments where email confirmation is disabled, without verifying provider-authenticate...

CVE-2026-104976

The project management tool Plane is vulnerable to a Server-Side Request Forgery (SSRF) in versions prior to 1.4.0 . The application fails to reject hosts that resolve to private or internal IP addresses when validating the GITEA_HOST variable. Specifically, four outbound requests in the Gitea OA...