Microsoft announced Windows 8 and Windows RT will receive a new security update to fix a security vulnerability in the Flash version that's bundled with Internet Explorer 10. Adobe patched this vulnerability on Tuesday and Microsoft followed suit. Details on the update can be found over here.
Microsoft is announcing the availability of an update for Adobe Flash Player in Internet Explorer 10 on all supported editions of Windows 8, Windows Server 2012, and Windows RT. The update addresses the vulnerabilities in Adobe Flash Player by updating the affected Adobe Flash libraries contained within Internet Explorer 10.
Additionally, the patch also fixes an issue in Windows 8 and Windows Server 2012 that was causing error messages in Excel 2007/2010, Word 2007/2010 and PowerPoint 2007/2010 when those programs opened a document with embedded Flash content.