Cross-site scripting (XSS) vulnerability in scripts/passwdmysql in cPanel WebHost Manager (WHM) 11.0.0 and earlier allows remote attackers to inject arbitrary web script or HTML via the password parameter.
http://www.vupen.com/english/advisories/2007/0568
http://www.securityfocus.com/archive/1/459585/100/0/threaded