Secunia Security Advisory – Fedora has issued an update for mediawiki. This fixes some vulnerabilities, which can be exploited by malicious people to conduct cross-site scripting attacks.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/75375/sa34094.txt
Source: https://packetstormsecurity.com/files/75375/Secunia-Security-Advisory-34094.html

