WordPress ARMember Premium <= 7.3.1 - Unauthenticated SQL Injection

The ARMember Premium plugin for WordPress is vulnerable to SQL Injection via the 'order' parameter of the 'armdirectorypagingaction' AJAX action in all versions up to, and including, 7.3.1. This is due to insufficient escaping on the user-supplied 'order' and 'orderby' parameters and the lack of...