Microsoft Excel 2007 Service Pack 3 Microsoft Excel 2010 Service Pack 2 Microsoft Excel 2013 Service Pack 1 Microsoft Excel 2013 RT Service Pack 1 Microsoft Excel 2016 Microsoft Office Compatibility Pack Service Pack 3 and Microsoft Excel Viewer 2007 Service Pack 3 allow an attacker to run arbitrary code in the context of the current user by failing to properly handle objects in memory aka \Microsoft Excel Memory Corruption Vulnerability\.