Description of the security update for Office 2013: October 9, 2018

Applies to: Microsoft Office 2013 Service Pack 1


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 Microsoft Common Vulnerabilities and Exposures CVE-2018-8501Microsoft Common Vulnerabilities and Exposures CVE-2018-8502, and Microsoft Common Vulnerabilities and Exposures CVE-2018-8504.

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

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 stand-alone package for this update, go to the Microsoft Update Catalog website.

Method 3: Microsoft Download Center

You can get the stand-alone 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 9, 2018.

Security update replacement information

This security update replaces previously released security update KB 4032239.

File hash information

Package name SHA1 hash SHA256 hash
mso2013-kb4461445-fullfile-x64-glb.exe 25F9F0B951465B278A187DFB5662051931392A7B 510DBE11540B011E8F8EC0E3F5F9336EBB574CA79CB3EC7B71E8F6FFB453F5F6
mso2013-kb4461445-fullfile-x86-glb.exe 6A3933C9E2AF16A86A9F84BFB1D0BBEA9240D575 6307C6187E7FB99038100EE6E7D025B1135C803798C63003C5A796F47A95D61B

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.

How to get help and support for this security update

Help for installing updates: Protect yourself online 

Help for protecting your Windows-based computer from viruses and malware: Microsoft Secure

Local support according to your country: International Support