Content Server is a web content management from Divine (www.divine.com <http://www.divine.com>)
A Cross Site Scripting in this product allows injection of hostile
HTML/script
into the error page.

Example :
<http://www.mouffleton.com/servlet/ContentServer?pagename=<body%20onload=alert(document.cookie>);>

Workaround :
Catch error and display a standard error page without echo of the file name.

Valgasu
<http://valgasu.rstack.org>
<http://www.rstack.org>