Cross-site scripting (XSS) vulnerability in the Free Counter plugin 1.1 for WordPress allows remote attackers to inject arbitrary web script or HTML via the value_ parameter in a check_stat action to wp-admin/admin-ajax.php.Referenceshttp://www.securityfocus.com/archive/1/535615/100/0/threadedhttp://www.securityfocus.com/bid/74846https://www.exploit-db.com/exploits/37132/http://packetstormsecurity.com/files/132062/WordPress-Free-Counter-1.1-Cross-Site-Scripting.html