SQL injection vulnerability in the members_list module in PostNuke 0.726, and possibly earlier, allows remote attackers to execute arbitrary SQL commands via the sortby parameter.
https://exchange.xforce.ibmcloud.com/vulnerabilities/11500
http://www.gulftech.org/01032004.php
http://www.derkeiler.com/Mailing-Lists/securityfocus/bugtraq/2004-01/0015.html
http://securitytracker.com/id?1008629
http://lists.postnuke.com/pipermail/postnuke-security/2004q1/000001.html