The XML Editor in Microsoft InfoPath 2007 SP2 and 2010; SQL Server 2005 SP3 and SP4 and 2008 SP1, SP2, and R2; SQL Server Management Studio Express (SSMSE) 2005; and Visual Studio 2005 SP1, 2008 SP1, and 2010 does not properly handle external entities, which allows remote attackers to read arbitrary files via a crafted .disco (Web Service Discovery) file, aka "XML External Entities Resolution Vulnerability."