SQL injection vulnerability in the check_banlist function in includes/sessions.php in Enano CMS 1.1.7pl1; 1.0.6pl2; and possibly other versions before 1.1.8, 1.0.6pl3, and 1.1.7pl2 allows remote attackers to execute arbitrary SQL commands via the email parameter to index.php.  NOTE: some of these details are obtained from third party information.