Multiple cross-site scripting (XSS) vulnerabilities in the "post comment" functionality of WordPress 2.0.1 and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) name, (2) website, and (3) comment parameters.
https://exchange.xforce.ibmcloud.com/vulnerabilities/24957
http://www.vupen.com/english/advisories/2006/0777
http://www.securityfocus.com/archive/1/426574/100/0/threaded
http://www.securityfocus.com/archive/1/426504/100/0/threaded
http://www.securityfocus.com/archive/1/426304/100/0/threaded