KLA10590
Multiple vulnerabilities in Microsoft Office

An unspecified vulnerabilities were found in Microsoft Office. By exploiting these vulnerabilities malicious users can cause denial of service or execute arbitrary code. These vulnerabilities can be exploited remotely via a specially designed Office document.

Microsoft Office 2007 Service Pack 3
Microsoft Office 2010 x86, x64 Service Pack 2
Microsoft Office 2013 x86, x64
Microsoft Office 2013 x86, x64 Service Pack 1
Microsoft Office 2013 x86, x64 RT

Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)