Penpot’s ::import-binfile RPC command lacks authorization on the optional file-id parameter, allowing any authenticated user to overwrite any files on the target server and subscribe to WebSocket events, enabling full data exfiltration and data poisoning.
https://vokecyber.com/research/cve-2026-17613-penpot-cross-team-file-takeover
https://vokecyber.com/blog/cve-2026-17613-penpot-cross-team-file-takeover