Well, its Black Tuesday and Microsoft has released to patches, one of which is a Cumulative Security Update for Internet Explorer. Many sources, including myself, report that is does fix the JavaScript vulnerability that was made public a couple of weeks ago. You can test it here.
You know, the one that has a published proof-of-concept exploit and associated trojan.

About the author

Paul Asadoorian is the Founder & CEO of Security Weekly, where the flagship show recently re-titled "Paul's Security Weekly" has been airing for over 8 years. By day he is the Product Evangelist for Tenable Network Security. Paul produces and hosts the various shows here at Security Weekly, all dedicated to providing the latest security news, interviews with the industries finest and technical how-to segments. Paul is also the founder and host of "The Stogie Geeks Show", featuring cigar reviews for cigar enthusiasts.