Cross-site scripting (XSS) vulnerability in the skeltoac stats (Automattic Stats) 1.0 plugin for WordPress allows remote attackers to inject arbitrary web script or HTML via the HTTP Referer field.
https://exchange.xforce.ibmcloud.com/vulnerabilities/34934
http://www.securityfocus.com/bid/24551
http://www.securityfocus.com/archive/1/471734/100/0/threaded