Secunia Security Advisory – A security issue has been reported in GuestBookPro Free Edition, which can be exploited by malicious people to disclose sensitive information.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/83995/sa37741.txt
Source: https://packetstormsecurity.com/files/83995/Secunia-Security-Advisory-37741.html