Secunia Security Advisory – Debian has issued an update for xulrunner. This fixes multiple vulnerabilities, which can be exploited by malicious people to bypass certain security restrictions or to compromise a user’s system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/91162/sa40344.txt
Source: https://packetstormsecurity.com/files/91162/Secunia-Security-Advisory-40344.html