The remote host is missing an update to the system as announced in the referenced advisory.

Update your system with the appropriate patches or software upgrades. http://sourceforge.net/project/shownotes.php?release_id=379951 http://www.vuxml.org/freebsd/99015cf5-c4dd-11da-b2fb-000e0c2e438a.html

The following package is affected: mediawiki CVE-2005-4501 MediaWiki before 1.5.4 uses a hard-coded 'internal placeholder string', which allows remote attackers to bypass protection against cross-site scripting (XSS) attacks and execute Javascript using inline style attributes, which are processed by Internet Explorer.