CVE-2026-39374 Plane IDOR: Cross-Project Issue Date Modification via Bulk Update Endpoint

Plane is an an open-source project management tool. Prior to 1.3.0, the IssueBulkUpdateDateEndpoint allows a project member ADMIN or MEMBER to modify the startdate and targetdate of ANY issue across the entire Plane instance, regardless of workspace or project membership. The endpoint fetches...