Secunia Security Advisory – Cyber-Security has reported a vulnerability in PHP Coupon Script, 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/56463/sa25145.txt
Source: https://packetstormsecurity.com/files/56463/Secunia-Security-Advisory-25145.html