I have posted Frequently Asked Questions document about the unpatched Microsoft Word zero-day vulnerability.

The document entitled as Microsoft Word 0-day Vulnerability FAQ - December 2006, CVE-2006-5994 is located at my SecuriTeam Blogs section,
http://blogs.securiteam.com/?p=759

The document describes related Trojan downloader malwares and the state of upcoming fix etc. too.

Regards,
Juha-Matti Laurio
Finland