Description of the security update for Excel 2013: October 13, 2020

Applies to: Microsoft Office 2013 Service Pack 1Excel 2013


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 security advisories:

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

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 What version of Office am I using?).

How to get and install the update

Method 1: Microsoft Update

This update is available from Microsoft Update. When you turn on automatic updating, this update will be downloaded and installed automatically. For more information about how to get security updates automatically, see Windows Update: FAQ.

Method 2: Microsoft Update Catalog

To get the standalone package for this update, go to the Microsoft Update Catalog website.

Method 3: Microsoft Download Center

You can get the standalone update package through the Microsoft Download Center. Follow the installation instructions on the download page to install the update.

More information

Security update deployment information

For deployment information about this update, see security update deployment information: October 13, 2020.

Security update replacement information

This security update replaces previously released security update 4484526.

File hash information

File name SHA1 hash SHA256 hash
excel2013-kb4486695-fullfile-x86-glb.exe F77690B0F4E7C96BAEFE55862D4F805438292BAE 008C1B31FFF2056947AA031EF6B7D2FDEC94A04FE87EEB412C5969598345F25B
excel2013-kb4486695-fullfile-x64-glb.exe 84376D849A5D8A112ED47D0C4C71947B2984A9C0 B2019A5B5A4CCF70E3BD3B6A093DDB6F08D6BCE9302F15697D2D19B6C42C7B7D

File information

The English (United States) version of this software update installs files that have the attributes that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). The dates and times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and times may change when you perform certain operations on the files.

Information about protection and security

Protect yourself online: Windows Security support

Learn how we guard against cyber threats: Microsoft Security