Secunia Security Advisory – Ubuntu has issued an update for moin. This fixes a security issue, which can be exploited by malicious users to bypass certain security restrictions.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/89783/sa39887.txt
Source: https://packetstormsecurity.com/files/89783/Secunia-Security-Advisory-39887.html