Cross-site scripting (XSS) vulnerability in chcounter 3.1.3 allows remote attackers to inject arbitrary web script or HTML via the login_name parameter to /stats/.
http://www.vupen.com/english/advisories/2007/1371
http://www.securityfocus.com/bid/23462
http://www.securityfocus.com/archive/1/465486/100/0/threaded
http://securityreason.com/securityalert/2569