Secunia Security Advisory – Aria-Security Team have reported some vulnerabilities in PenPal, which can be exploited by malicious people to conduct SQL injection attacks.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/61576/sa27976.txt
Source: https://packetstormsecurity.com/files/61576/Secunia-Security-Advisory-27976.html