In \lib\admin\action\dataaction.class.php in Gxlcms v2.0, the database backup filename generation uses mt_rand() unsafely, resulting in predictable database backup file locations.
The add function in www/Lib/Lib/Action/Admin/TplAction.class.php in Gxlcms v1.1.4 allows remote attackers to read arbitrary files via a crafted index.php?s=Admin-Tpl-ADD-id request, related to Lib/Common/Admin/function.php.
In Gxlcms QY v1.0.0713, Lib\Lib\Action\Admin\DataAction.class.php allows remote attackers to delete any file via directory traversal sequences in the id parameter of an Admin-Data-del request.
In Gxlcms QY v1.0.0713, Lib\Lib\Action\Admin\TplAction.class.php allows remote attackers to read any file via a modified pathname in an Admin-Tpl request, as demonstrated by use of '|' instead of '/' as a directory separator, in conjunction with a ".." sequence.