URGENT Install Immediately: PC Pitstop recommends installing this latest (958644) Microsoft security patch now.
On October 22, Microsoft released security patches for all versions of Windows listed below. This “out-of-cycle†patch was released in Microsoft Security Bulletin MS08-067 . Its sudden release only serves to emphasize its importance. You can check your add/remove programs sections to see if the patch was automatically installed (be sure to check the “show updates” box).