PHP remote file inclusion vulnerability in includes/session.php in Wheatblog (wB) 1.1 and earlier, when register_globals is enabled, allows remote attackers to execute arbitrary PHP code via a URL in the wb_class_dir parameter.
https://www.exploit-db.com/exploits/2174
https://exchange.xforce.ibmcloud.com/vulnerabilities/28338
http://www.vupen.com/english/advisories/2007/2405
http://www.securityfocus.com/archive/1/472575/100/0/threaded
http://www.securityfocus.com/archive/1/442987/100/0/threaded
http://sourceforge.net/forum/forum.php?forum_id=601184
http://secwatch.org/advisories/1015085/