** DISPUTED **  Directory traversal vulnerability in admin/includes/initsystem.php in Zen Cart 1.3.8 and 1.3.8a, when .htaccess is not supported, allows remote attackers to include and execute arbitrary local files via a .. (dot dot) in the loader_file parameter.  NOTE: the vendor disputes this issue, stating "at worst, the use of this vulnerability will reveal some local file paths."