This one is dated Feb 14 but just appeared today and pertains to IE for all flavors of windows. It's included on the xp update site but not sure about 9x/me/2k sites

Affected Software:
Microsoft Internet Explorer 5.01
Microsoft Internet Explorer 5.5
Microsoft Internet Explorer 6.0

This update resolves the "Incorrect VBScript Handling in Internet Explorer can Allow Web Pages to Read Local Files" security vulnerability in Internet Explorer 5.5 and Windows 2000, and is discussed in Microsoft Security Bulletin MS02-009. Download now to prevent a malicious user from using an unauthorized Web site to read the contents of files on your local computer.

Go grab it here