source: https://www.securityfocus.com/bid/4970/info
It is reported that MyHelpDesk is vulnerable to cross-site scripting attacks.
Attackers may exploit this vulnerability by constructing a link to a vulnerable scripts, passing malicious HTML code as a value for unsanitized CGI parameters. If the link is sent to a MyHelpDesk user and clicked on, the attacker-supplied HTML code will run in the context of the site running the vulnerable software.
http://[TARGET]/supporter/index.php?t=tickettime&id=<script>alert(document.cookie)</script>