XML Core Services (aka MSXML) 3.0 in Microsoft Windows Server 2003 SP2 Windows Vista SP2 Windows Server 2008 SP2 and R2 SP1 Windows 7 SP1 Windows 8 Windows 8.1 Windows Server 2012 Gold and R2 and Windows RT Gold and 8.1 allows remote attackers to execute arbitrary code or cause a denial of service (system-state corruption) via crafted XML content aka \MSXML Remote Code Execution Vulnerability.\