Secunia Security Advisory – A vulnerability has been discovered in the Feed Sidebar extension for Firefox, which can be exploited by malicious people to compromise a user’s system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/80705/sa36426.txt
Source: https://packetstormsecurity.com/files/80705/Secunia-Security-Advisory-36426.html