WWBN AVideo has Stored XSS via Unanchored Duration Regex in Video Encoder Receiver

Summary The isValidDuration regex at objects/video.php:918 uses /^0-91,2:0-91,2:0-91,2/ without a $ end anchor, allowing arbitrary HTML/JavaScript to be appended after a valid duration prefix. The crafted duration is stored in the database and rendered without HTML escaping via echo...