This is a cumulative update that includes the functionality of all the previously-released updates for Internet Explorer 5.01, Internet Explorer 5.5, & Internet Explorer 6.0. Additionally, it eliminates 5 newly-discovered vulnerabilities.

Affected Components:
Internet Explorer 5.01 Service Pack 2 -
Internet Explorer 6 Service Pack 1

Patch Availability (http://www.microsoft.com/technet/treeview/default.asp?url=/technet/security/bulletin/MS03-048.asp).