Multiple SQL injection vulnerabilities in PHProjekt 2.0 through 3.1 allow remote attackers to execute arbitrary SQL commands via the unknown attack vectors.
https://exchange.xforce.ibmcloud.com/vulnerabilities/8945
http://www.securityfocus.com/bid/4598
http://archive.cert.uni-stuttgart.de/archive/bugtraq/2002/04/msg00361.html