Summary

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-2020-17020.

Note To apply this security update, you must have the release version of Word 2016 installed on the computer.

Be aware that the update in the Microsoft Download Center applies to the Microsoft Installer (.msi)-based edition of Office 2016. It doesn't apply to the Office 2016 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: November 10, 2020.

Security update replacement information

This security update replaces previously released security update 4486679.

File hash information

File name

SHA1 hash

SHA256 hash

word2016-kb4486719-fullfile-x86-glb.exe

1AFDE78F213DD6787F40292B1B7D334119310D3E

8F65C8AA805EF65927A7B1AA9C0DA83D00750B4577DC63CCFDC9368AB6661D50

word2016-kb4486719-fullfile-x64-glb.exe

F25C003F04886C10F764A4003CDF37632DD791FD

107BAA9CB23CC22E071C0B306CE8E97C2E9BF1A455C95A2AFE05D3417A0C9263


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

genko.dll

genko.dll

16.0.5032.1000

402264

13-Oct-20

04:32

wwintl.dll_1025

wwintl.dll

16.0.4936.1000

823584

14-Oct-20

07:56

wwintl.dll_1026

wwintl.dll

16.0.4936.1000

820504

14-Oct-20

07:56

wwintl.dll_1029

wwintl.dll

16.0.4936.1000

876320

14-Oct-20

07:56

wwintl.dll_1030

wwintl.dll

16.0.4936.1000

807712

14-Oct-20

07:56

wwintl.dll_1031

wwintl.dll

16.0.4936.1000

888088

14-Oct-20

07:56

wwintl.dll_1032

wwintl.dll

16.0.4936.1000

877856

14-Oct-20

07:56

wwintl.dll_3082

wwintl.dll

16.0.4936.1000

847648

14-Oct-20

07:56

wwintl.dll_1061

wwintl.dll

16.0.4936.1000

770840

14-Oct-20

07:56

wwintl.dll_1035

wwintl.dll

16.0.4936.1000

818464

14-Oct-20

07:56

wwintl.dll_1036

wwintl.dll

16.0.4936.1000

883992

14-Oct-20

07:56

wwintl.dll_1037

wwintl.dll

16.0.4936.1000

762144

14-Oct-20

07:56

wwintl.dll_1081

wwintl.dll

16.0.4936.1000

865056

14-Oct-20

07:56

wwintl.dll_1050

wwintl.dll

16.0.4936.1000

830744

14-Oct-20

07:56

wwintl.dll_1038

wwintl.dll

16.0.4936.1000

886560

14-Oct-20

07:56

wwintl.dll_1057

wwintl.dll

16.0.4936.1000

779040

14-Oct-20

07:56

wwintl.dll_1040

wwintl.dll

16.0.4936.1000

838424

14-Oct-20

07:57

wwintl.dll_1041

wwintl.dll

16.0.4936.1000

790304

14-Oct-20

07:56

wwintl.dll_1087

wwintl.dll

16.0.4936.1000

880408

14-Oct-20

07:57

wwintl.dll_1042

wwintl.dll

16.0.4936.1000

783136

14-Oct-20

07:57

wwintl.dll_1063

wwintl.dll

16.0.4936.1000

836896

14-Oct-20

07:57

wwintl.dll_1062

wwintl.dll

16.0.4936.1000

824608

14-Oct-20

07:57

wwintl.dll_1086

wwintl.dll

16.0.4936.1000

782616

14-Oct-20

07:57

wwintl.dll_1044

wwintl.dll

16.0.4936.1000

797168

14-Oct-20

07:57

wwintl.dll_1043

wwintl.dll

16.0.4936.1000

835872

14-Oct-20

07:57

wwintl.dll_1045

wwintl.dll

16.0.4936.1000

852256

14-Oct-20

07:57

wwintl.dll_1046

wwintl.dll

16.0.4936.1000

853280

14-Oct-20

07:57

wwintl.dll_2070

wwintl.dll

16.0.4936.1000

861464

14-Oct-20

07:57

wwintl.dll_1048

wwintl.dll

16.0.4936.1000

896280

14-Oct-20

07:57

wwintl.dll_1049

wwintl.dll

16.0.4936.1000

809968

14-Oct-20

07:57

wwintl.dll_1051

wwintl.dll

16.0.4936.1000

891160

14-Oct-20

07:57

wwintl.dll_1060

wwintl.dll

16.0.4936.1000

821768

14-Oct-20

07:57

wwintl.dll_2074

wwintl.dll

16.0.4936.1000

817944

14-Oct-20

07:57

wwintl.dll_9242

wwintl.dll

16.0.4936.1000

817952

14-Oct-20

07:57

wwintl.dll_1053

wwintl.dll

16.0.4936.1000

803616

14-Oct-20

07:57

wwintl.dll_1054

wwintl.dll

16.0.4936.1000

825112

14-Oct-20

07:57

wwintl.dll_1055

wwintl.dll

16.0.4936.1000

881952

14-Oct-20

07:57

wwintl.dll_1058

wwintl.dll

16.0.4936.1000

820000

14-Oct-20

07:57

wwintl.dll_1066

wwintl.dll

16.0.4936.1000

912672

14-Oct-20

07:57

wwintl.dll_2052

wwintl.dll

16.0.4936.1000

697120

14-Oct-20

07:57

wwintl.dll_1028

wwintl.dll

16.0.4936.1000

706240

14-Oct-20

07:57

jrpcard20.dll_1041

jrpcard20.dll

16.0.4834.1000

330960

13-Oct-20

04:32

pdfreflow.exe

pdfreflow.exe

16.0.5041.1000

10305848

13-Oct-20

04:30

wwintl.dll_1033

wwintl.dll

16.0.4936.1000

701152

13-Oct-20

04:29

msword.olb

msword.olb

939304

13-Oct-20

04:30

winword.exe

winword.exe

16.0.5083.1000

1937688

14-Oct-20

07:52

wrd12cnv.dll

wordcnv.dll

16.0.5083.1000

9180984

14-Oct-20

07:52

wwlib.dll

wwlib.dll

16.0.5083.1000

29621536

14-Oct-20

07:52

File identifier

File name

File version

File size

Date

Time

calligra.dll

calligra.dll

16.0.4528.1000

338688

14-Oct-20

08:22

genko.dll

genko.dll

16.0.5032.1000

513368

13-Oct-20

04:39

wdsrv.conversion.word.wwintl.dll_1025

wwintl.dll

16.0.5083.1000

944408

14-Oct-20

07:55

wwintl.dll_1025

wwintl.dll

16.0.5083.1000

944408

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1026

wwintl.dll

16.0.5083.1000

899360

14-Oct-20

07:54

wwintl.dll_1026

wwintl.dll

16.0.5083.1000

899360

14-Oct-20

07:54

wdsrv.conversion.word.wwintl.dll_1029

wwintl.dll

16.0.5083.1000

955680

14-Oct-20

07:55

wwintl.dll_1029

wwintl.dll

16.0.5083.1000

955680

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1030

wwintl.dll

16.0.5083.1000

886576

14-Oct-20

07:55

wwintl.dll_1030

wwintl.dll

16.0.5083.1000

886576

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1031

wwintl.dll

16.0.5083.1000

966944

14-Oct-20

07:55

wwintl.dll_1031

wwintl.dll

16.0.5083.1000

966944

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1032

wwintl.dll

16.0.5083.1000

956704

14-Oct-20

07:55

wwintl.dll_1032

wwintl.dll

16.0.5083.1000

956704

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_3082

wwintl.dll

16.0.5083.1000

926512

14-Oct-20

07:55

wwintl.dll_3082

wwintl.dll

16.0.5083.1000

926512

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1061

wwintl.dll

16.0.5083.1000

849712

14-Oct-20

07:55

wwintl.dll_1061

wwintl.dll

16.0.5083.1000

849712

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1035

wwintl.dll

16.0.5083.1000

897304

14-Oct-20

07:55

wwintl.dll_1035

wwintl.dll

16.0.5083.1000

897304

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1036

wwintl.dll

16.0.5083.1000

962848

14-Oct-20

07:55

wwintl.dll_1036

wwintl.dll

16.0.5083.1000

962848

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1037

wwintl.dll

16.0.5083.1000

882976

14-Oct-20

07:55

wwintl.dll_1037

wwintl.dll

16.0.5083.1000

882976

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1081

wwintl.dll

16.0.5083.1000

944416

14-Oct-20

07:55

wwintl.dll_1081

wwintl.dll

16.0.5083.1000

944416

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1050

wwintl.dll

16.0.5083.1000

909616

14-Oct-20

07:55

wwintl.dll_1050

wwintl.dll

16.0.5083.1000

909616

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1038

wwintl.dll

16.0.5083.1000

965424

14-Oct-20

07:55

wwintl.dll_1038

wwintl.dll

16.0.5083.1000

965424

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1057

wwintl.dll

16.0.5083.1000

857880

14-Oct-20

07:54

wwintl.dll_1057

wwintl.dll

16.0.5083.1000

857880

14-Oct-20

07:54

wdsrv.conversion.word.wwintl.dll_1040

wwintl.dll

16.0.5083.1000

917280

14-Oct-20

07:55

wwintl.dll_1040

wwintl.dll

16.0.5083.1000

917280

14-Oct-20

07:55

wac.word.wwintl.dll_1041

wwintl.dll

16.0.5083.1000

869152

wdsrv.conversion.word.wwintl.dll_1041

wwintl.dll

16.0.5083.1000

869152

14-Oct-20

07:55

wwintl.dll_1041

wwintl.dll

16.0.5083.1000

869152

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1087

wwintl.dll

16.0.5083.1000

959792

14-Oct-20

07:55

wwintl.dll_1087

wwintl.dll

16.0.5083.1000

959792

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1042

wwintl.dll

16.0.5083.1000

862488

14-Oct-20

07:55

wwintl.dll_1042

wwintl.dll

16.0.5083.1000

862488

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1063

wwintl.dll

16.0.5083.1000

916256

14-Oct-20

07:55

wwintl.dll_1063

wwintl.dll

16.0.5083.1000

916256

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1062

wwintl.dll

16.0.5083.1000

903456

14-Oct-20

07:55

wwintl.dll_1062

wwintl.dll

16.0.5083.1000

903456

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1086

wwintl.dll

16.0.5083.1000

861984

14-Oct-20

07:55

wwintl.dll_1086

wwintl.dll

16.0.5083.1000

861984

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1044

wwintl.dll

16.0.5083.1000

875824

14-Oct-20

07:55

wwintl.dll_1044

wwintl.dll

16.0.5083.1000

875824

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1043

wwintl.dll

16.0.5083.1000

915224

14-Oct-20

07:55

wwintl.dll_1043

wwintl.dll

16.0.5083.1000

915224

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1045

wwintl.dll

16.0.5083.1000

931616

14-Oct-20

07:55

wwintl.dll_1045

wwintl.dll

16.0.5083.1000

931616

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1046

wwintl.dll

16.0.5083.1000

932656

14-Oct-20

07:55

wwintl.dll_1046

wwintl.dll

16.0.5083.1000

932656

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_2070

wwintl.dll

16.0.5083.1000

940320

14-Oct-20

07:55

wwintl.dll_2070

wwintl.dll

16.0.5083.1000

940320

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1048

wwintl.dll

16.0.5083.1000

975664

14-Oct-20

07:55

wwintl.dll_1048

wwintl.dll

16.0.5083.1000

975664

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1049

wwintl.dll

16.0.5083.1000

888608

14-Oct-20

07:55

wwintl.dll_1049

wwintl.dll

16.0.5083.1000

888608

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1051

wwintl.dll

16.0.5083.1000

970528

14-Oct-20

07:55

wwintl.dll_1051

wwintl.dll

16.0.5083.1000

970528

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1060

wwintl.dll

16.0.5083.1000

900384

14-Oct-20

07:55

wwintl.dll_1060

wwintl.dll

16.0.5083.1000

900384

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_2074

wwintl.dll

16.0.5083.1000

896800

14-Oct-20

07:55

wwintl.dll_2074

wwintl.dll

16.0.5083.1000

896800

14-Oct-20

07:55

wac.word.wwintl.dll_9242

wwintl.dll

16.0.5083.1000

896800

wdsrv.conversion.word.wwintl.dll_9242

wwintl.dll

16.0.5083.1000

896800

14-Oct-20

07:55

wwintl.dll_9242

wwintl.dll

16.0.5083.1000

896800

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1053

wwintl.dll

16.0.5083.1000

882480

14-Oct-20

07:55

wwintl.dll_1053

wwintl.dll

16.0.5083.1000

882480

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1054

wwintl.dll

16.0.5083.1000

903968

14-Oct-20

07:55

wwintl.dll_1054

wwintl.dll

16.0.5083.1000

903968

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1055

wwintl.dll

16.0.5083.1000

960816

14-Oct-20

07:55

wwintl.dll_1055

wwintl.dll

16.0.5083.1000

960816

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1058

wwintl.dll

16.0.5083.1000

898848

14-Oct-20

07:55

wwintl.dll_1058

wwintl.dll

16.0.5083.1000

898848

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1066

wwintl.dll

16.0.5083.1000

992048

14-Oct-20

07:55

wwintl.dll_1066

wwintl.dll

16.0.5083.1000

992048

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_2052

wwintl.dll

16.0.5083.1000

775968

14-Oct-20

07:55

wwintl.dll_2052

wwintl.dll

16.0.5083.1000

775968

14-Oct-20

07:55

wdsrv.conversion.word.wwintl.dll_1028

wwintl.dll

16.0.5083.1000

784672

14-Oct-20

07:55

wwintl.dll_1028

wwintl.dll

16.0.5083.1000

784672

14-Oct-20

07:55

jrpcard20.dll_1041

jrpcard20.dll

16.0.4834.1000

331168

13-Oct-20

04:39

pdfreflow.exe

pdfreflow.exe

16.0.5041.1000

15920456

13-Oct-20

04:37

wac.word.wwintl.dll_1033

wwintl.dll

16.0.4936.1000

780488

wdsrv.conversion.word.wwintl.dll_1033

wwintl.dll

16.0.4936.1000

780488

13-Oct-20

04:31

wwintl.dll_1033

wwintl.dll

16.0.4936.1000

780488

13-Oct-20

04:31

msword.olb

msword.olb

939304

13-Oct-20

04:37

winword.exe

winword.exe

16.0.5083.1000

1940768

14-Oct-20

07:57

wrd12cnv.dll

wordcnv.dll

16.0.5083.1000

11887392

14-Oct-20

07:57

wwlib.dll

wwlib.dll

16.0.5083.1000

37243680

14-Oct-20

07:57

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