CVE-2026-15342

Plane’s CVE-2026-15342 describes a multi-tenant authorization bypass in the asset-management API. An authenticated user can specify another workspace’s slug and an asset ID to read, delete, or duplicate assets in that victim workspace, with the API returning presigned file URLs and performing des...

CVE-2026-15342 CVE-2026-15342

Plane contains a multi‑tenant authorization flaw in its asset‑management API that allows authenticated users from one workspace to access, delete, or duplicate assets belonging to another workspace by providing only the victim workspace slug and asset ID. The affected endpoints return presigned...