http://msmvps.com/blogs/harrywaldron/archive/2006/11/06/Microsoft-XML-Core-Services-4.0-_2D00_-Unpatched-vulnerability-and-exploit.aspxUsers should continue to be cautious with email and in browsing web sites as a new unpatched vulnerability with exploits in-the-wild surfaced this weekend. Microsoft Critical Advisory # 927892 http://www.microsoft.com/technet/security/advisory/927892enCommunityServer 2008.5 SP2 (Build: 40407.4157)