SQL injection vulnerability in the topic deletion functionality (post_delete function in func_mod.php) for Invision Power Board 2.1.5 allows remote authenticated moderators to execute arbitrary SQL commands via the selectedpids parameter, which bypasses an integer value check when the $id variable is an array.
https://exchange.xforce.ibmcloud.com/vulnerabilities/26190
http://www.vupen.com/english/advisories/2006/1605
http://www.securityfocus.com/bid/17837
http://www.securityfocus.com/archive/1/432948/30/0/threaded
http://www.securityfocus.com/archive/1/432591/100/0/threaded
http://securityreason.com/securityalert/551
http://secunia.com/advisories/19901
http://forums.invisionpower.com/index.php?showtopic=214248&view=getnewpo