Directory traversal vulnerability in includes/inc.thcms_admin_dirtree.php in MaxCMS 3.11.20b allows remote attackers to read arbitrary files via directory traversal sequences in the thCMS_root parameter.
PHP remote file inclusion vulnerability in includes/file_manager/special.php in MaxCMS 3.11.20b allows remote attackers to execute arbitrary PHP code via a URL in the fm_includes_special parameter.