MS16-004: Description of the security update for Excel 2013: January 12, 2016

This security update resolves vulnerabilities in Microsoft Office that could allow remote code execution if a user opens a specially crafted Microsoft Office file. To learn more about these vulnerabilities, see Microsoft Security Bulletin MS16-004.

Note To apply this security update, you must have the release version of Service Pack 1 for Office 2013 installed on the computer.

For a complete list of affected versions of Microsoft Office software, see KB 3124585.

Improvements and fixes

• Improves grid display performance when you enter data and formulas in the cells of split or freeze panes in Excel 2013.
  
• This update also contains fixes for the following nonsecurity issues:
  • The Font.TintAndShade property doesn't work in Excel object model.
    
  • When you try to close a workbook that's opened by a modal userform, the workbook that contains the macro and the userform is closed unexpectedly.