Cross-site scripting (XSS) vulnerability in Help and Support Center for Microsoft Windows Me allows remote attackers to execute arbitrary script in the Local Computer security context via an hcp:// URL with the malicious script in the topic parameter.
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2003/ms03-006
http://www.securityfocus.com/bid/6966
http://www.kb.cert.org/vuls/id/489721
http://www.iss.net/security_center/static/11425.php