WWBN AVideo is an open source video platform. In versions up to and including 29.0, an unauthenticated user can read APISecret from objects/plugins.json.php and use it to call protected API endpoints (e.g. users_list) without logging in. Commit 1c36f229d0a103528fb9f64d0a1cc0e1e8f5999b contains an updated fix.