Multiple PHP remote file inclusion vulnerabilities in PHProjekt 5.1 and possibly earlier allow remote attackers to execute arbitrary PHP code via a URL in the (1) path_pre parameter in lib/specialdays.php and the (2) lib_path parameter in lib/dbman_filter.inc.php.
https://www.exploit-db.com/exploits/2190
https://exchange.xforce.ibmcloud.com/vulnerabilities/28560
http://www.vupen.com/english/advisories/2006/3284
http://www.securityfocus.com/bid/19541
http://secunia.com/advisories/21526
http://phprojekt.com/modules.php?op=modload&name=News&file=article&sid=257&mode=thread&order=0