SQL injection vulnerability in pmlite.php in RunCMS 1.2 and 1.3a allows remote attackers to execute arbitrary SQL commands via the to_userid parameter.
https://exchange.xforce.ibmcloud.com/vulnerabilities/24676
http://www.vupen.com/english/advisories/2006/0572
http://www.securityfocus.com/archive/1/425293/100/0/threaded
http://www.runcms.org/public/modules/forum/viewtopic.php?topic_id=4003&forum=18