Security Update for Windows XP (KB969947)
A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system.
How to Uninstall
This software update can be removed via Add/Remove Programs in Control Panel.
Does anyone understand what I am supposed to do? I have not been able to find any link to the above.
UserAgent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1.5) Gecko/20091102 Firefox/3.5.5


Glad to see you got it worked out though.