Secunia Security Advisory – x0r_1 has discovered a vulnerability in myPHP Guestbook, 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/47337/sa20572.txt
Source: https://packetstormsecurity.com/files/47337/Secunia-Security-Advisory-20572.html