Secunia Security Advisory – Ubuntu has issued an update for thunderbird. This fixes multiple vulnerabilities, which can be exploited by malicious people to disclose potentially sensitive information, conduct cross-site scripting attacks, or to compromise a user’s system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/93667/sa41347.txt
Source: https://packetstormsecurity.com/files/93667/Secunia-Security-Advisory-41347.html