Cross-site scripting vulnerability in the authentication page for (1) Webmin 0.96 and (2) Usermin 0.90 allows remote attackers to insert script into an error page and possibly steal cookies.
http://www.securityfocus.com/bid/4694
http://www.iss.net/security_center/static/9036.php
http://archives.neohapsis.com/archives/bugtraq/2002-05/0040.html