actions.php in the AllWebMenus plugin 1.1.8 for WordPress allows remote attackers to bypass intended access restrictions to upload and execute arbitrary PHP code by setting the HTTP_REFERER to a certain value, then uploading a ZIP file containing a PHP file, then accessing it via a direct request to the file in an unspecified directory.
https://exchange.xforce.ibmcloud.com/vulnerabilities/72640
http://www.securityfocus.com/bid/51615
http://wordpress.org/extend/plugins/allwebmenus-wordpress-menu-plugin/changelog/