Description of the security update for Excel 2010: February 9, 2021 (KB4493222)

Summary

This security update resolves Microsoft Excel Remote Code Execution Vulnerability. To learn more about the vulnerability, see the following security advisories:

Note: To apply this security update, you must have the release version of Service Pack 2 for Office 2010 installed on the computer.

Be aware that the update in the Microsoft Download Center applies to the Microsoft Installer (.msi)-based edition of Office 2010. It doesn't apply to the Office 2010 Click-to-Run editions, such as Microsoft Office 2010 Home and Student (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: February 9, 2021.

Security update replacement information

This security update replaces previously released security update 4493186.

File hash information

File name

SHA1 hash

SHA256 hash

excel2010-kb4493222-fullfile-x86-glb.exe

58B036D1E9C31D56E24EAE561D8838A096379E08

AB4C2644131343BB901078792702F0D8C16AA59D1848831DB77736AAC4CDC96F

excel2010-kb4493222-fullfile-x64-glb.exe

ED90EB072981E97E237FE00B9146C886FD135EEB

435A7A88D66834C3B65998EBABE484A3B85F83373DC553698596437D12C21252

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.

File identifier

File name

File version

File size

Date

Time

excel.exe

excel.exe

14.0.7265.5000

20,420,728

15-Jan-2021

02:52

excel.man

excel.exe.manifest

1,194

06-Nov-2009

12:00

xl12cnv.exe

excelcnv.exe

14.0.7265.5000

17,857,656

14-Jan-2021

10:13

xlcall32.dll

xlcall32.dll

14.0.7162.5000

10,432

13-Oct-2015

07:52

xlicons.exe

xlicons.exe

14.0.7120.5000

1,480,360

05-Mar-2014

07:06

File identifier

File name

File version

File size

Date

Time

excel.exe

excel.exe

14.0.7265.5000

27,677,816

15-Jan-2021

02:53

excel.man

excel.exe.manifest

1,196

06-Nov-2009

12:23

xl12cnv.exe

excelcnv.exe

14.0.7265.5000

25,073,272

14-Jan-2021

10:12

xlcall32.dll

xlcall32.dll

14.0.7162.5000

10,944

13-Oct-2015

08:00

xlicons.exe

xlicons.exe

14.0.7120.5000

1,480,360

05-Mar-2014

07:06

Information about protection and security

Protect yourself online: Windows Security support

Learn how we guard against cyber threats: Microsoft Security

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