Cross-site scripting (XSS) vulnerability in the FTP view feature in Mozilla 1.0 allows remote attackers to inject arbitrary web script or HTML via the title tag of an ftp URL.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2002-2337
http://www.securityfocus.com/bid/5403
http://www.iss.net/security_center/static/9757.php
http://bugzilla.mozilla.org/show_bug.cgi?id=154030
http://archives.neohapsis.com/archives/vulnwatch/2002-q3/0060.html