piccolo-admin has a privilege escalation issue - admin to superuser via session-token disclosure in GET /api/tables/sessions/.
piccolo_admin uses a helper called superuser_validators to gate access to the user and session tables for non-superusers. The helper rejects PUT, PATCH, DELETE, and POST, but does not reject GET. The sessions table stores live session tokens in plaintext, and the token column is not marked secret=True, so it is included in every GET response. Any non-superuser admin can therefore list every other user's live session token with one request, …