Applies ToMicrosoft Office 2010 Service Pack 2 Microsoft Word 2010

Summary

This security update resolves a Microsoft Word remote code execution vulnerability. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2021-28453.

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: April 13, 2021.

Security update replacement information

This security update replaces previously released security update 4493145.

File hash information

File name

SHA1 hash

SHA256 hash

word2010-kb4493218-fullfile-x86-glb.exe

B82D8C009C80436358358E050719BE6100EE5B67

448A03893E2278D0D00AC9CBC3DDCAAD24563FA530D74497930F09595DBC7EB7

word2010-kb4493218-fullfile-x64-glb.exe

8B1E245655DEC3208896AE6AB819C9BC4773FA7F

7A99B94D5E6324C5430461ADE361E79443C61ADF6D38E2A5763EE37000C7152F

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

msword.olb

msword.olb

14.0.7162.5000

902,304

14-Oct-2015

04:59

winword.exe

winword.exe

14.0.7268.5000

1,432,192

16-Mar-2021

08:49

wordicon.exe

wordicon.exe

14.0.7120.5000

1,859,240

05-Mar-2014

06:06

wrd12cnv.dll

wordcnv.dll

14.0.7268.5000

5,486,200

16-Mar-2021

08:51

wwlib.dll

wwlib.dll

14.0.7268.5000

19,052,144

16-Mar-2021

08:50

File identifier

File name

File version

File size

Date

Time

msword.olb

msword.olb

14.0.7162.5000

902,304

14-Oct-2015

05:03

winword.exe

winword.exe

14.0.7268.5000

1,433,200

16-Mar-2021

08:53

wordicon.exe

wordicon.exe

14.0.7120.5000

1,859,240

05-Mar-2014

06:06

wrd12cnv.dll

wordcnv.dll

14.0.7268.5000

6,843,520

16-Mar-2021

08:53

wwlib.dll

wwlib.dll

14.0.7268.5000

24,544,376

16-Mar-2021

08:54

Information about protection and security

Protect yourself online: Windows Security support

Learn how we guard against cyber threats: Microsoft Security

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