Be aware that the update in the Microsoft Download Center applies to the Microsoft Installer (.msi)-based edition of Office 2013. It doesn't apply to the Office 2013 Click-to-Run editions, such as Microsoft Office 365 Home (see Determining your Office version).
This security update resolves vulnerabilities in Microsoft Office that could allow remote code execution if a user opens a specially crafted Office file. To learn more about these vulnerabilities, see the following Microsoft security advisories:
- Microsoft Common Vulnerabilities and Exposures CVE-2018-8147
- Microsoft Common Vulnerabilities and Exposures CVE-2018-8148
- Microsoft Common Vulnerabilities and Exposures CVE-2018-8157
- Microsoft Common Vulnerabilities and Exposures CVE-2018-8158
Note To apply this security update, you must have the release version of Service Pack 1 for Microsoft Office 2013 installed on the computer.