Authorization Bypass Through User-Controlled Key

Overview Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key through the Delete process. An attacker can remove link shares from projects they do not own by specifying a valid share ID and a project ID for which they have admin rights. Remediation...

CVE-2026-33700: Authorization Bypass Through User-Controlled Key

Vikunja is an open-source self-hosted task management platform. Prior to version 2.2.1, the DELETE /api/v1/projects/:project/shares/:share endpoint does not verify that the link share belongs to the project specified in the URL. An attacker with admin access to any project can delete link shares...