Applies ToOffice Professional Plus 2016 Office Professional 2016 Office Standard 2016 Office Home and Business 2016 Office Home and Student 2016

Summary

This security update resolves a Microsoft Office remote code execution vulnerability. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2025-21392.

Note: To apply this security update, you must have the release version of Microsoft Office 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 Deployments - Security Update Guide.

Security update replacement information

This security update replaces previously released security update 5002675.

File hash information

File name

SHA256 hash

mso2016-kb5002686-fullfile-x86-glb.exe

84DCD4CC634139CD970AA3901DB04FC4CDEEDC712F6482E9BCBD25998DD4AA78

mso2016-kb5002686-fullfile-x64-glb.exe

4863F89E231C146CD8F4DE6B71FB2F6D29BDF16DE2F4B2CBEF57295245EC302A

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 name

File version

File size

Date

Time

Firstrun.exe

16.0.5413.1000

774,144

14-Jan-2025

18:05

F_central_msvcp100_x86.afa96eb4_fa9f_335c_a7cb_36079407553d

10.0.40219.325

435,136

14-Jan-2025

18:05

F_central_msvcr100_x86.afa96eb4_fa9f_335c_a7cb_36079407553d

10.0.40219.325

787,856

14-Jan-2025

18:05

Mso.dll.x86

16.0.5487.1000

14,437,568

15-Jan-2025

13:12

Msointl.dll.x86.1025

16.0.5432.1000

3,290,056

15-Jan-2025

04:02

Msointl.dll.x86.1026

16.0.5430.1000

1,888,344

15-Jan-2025

03:50

Msointl.dll.x86.1027

16.0.5432.1000

1,820,104

15-Jan-2025

03:58

Msointl.dll.x86.1028

16.0.5432.1000

2,331,752

15-Jan-2025

04:02

Msointl.dll.x86.1029

16.0.5430.1000

1,930,184

15-Jan-2025

04:02

Msointl.dll.x86.1030

16.0.5430.1000

1,760,200

15-Jan-2025

04:02

Msointl.dll.x86.1031

16.0.5430.1000

1,950,400

15-Jan-2025

04:01

Msointl.dll.x86.1032

16.0.5430.1000

2,059,720

15-Jan-2025

04:02

Msointl.dll.x86.1033

16.0.5430.1000

1,541,688

14-Jan-2025

18:04

Msointl.dll.x86.1035

16.0.5430.1000

1,741,000

15-Jan-2025

04:02

Msointl.dll.x86.1036

16.0.5430.1000

1,977,304

15-Jan-2025

04:01

Msointl.dll.x86.1037

16.0.5432.1000

2,910,096

15-Jan-2025

04:02

Msointl.dll.x86.1038

16.0.5430.1000

1,953,880

15-Jan-2025

03:50

Msointl.dll.x86.1040

16.0.5430.1000

1,769,128

15-Jan-2025

04:01

Msointl.dll.x86.1041

16.0.5430.1000

2,014,664

15-Jan-2025

04:01

Msointl.dll.x86.1042

16.0.5432.1000

2,771,512

15-Jan-2025

04:01

Msointl.dll.x86.1043

16.0.5430.1000

1,773,512

15-Jan-2025

04:02

Msointl.dll.x86.1044

16.0.5430.1000

1,723,448

15-Jan-2025

04:02

Msointl.dll.x86.1045

16.0.5430.1000

1,919,432

15-Jan-2025

04:02

Msointl.dll.x86.1046

16.0.5430.1000

1,831,368

15-Jan-2025

04:02

Msointl.dll.x86.1048

16.0.5430.1000

1,965,248

15-Jan-2025

04:02

Msointl.dll.x86.1049

16.0.5432.1000

1,906,336

15-Jan-2025

04:02

Msointl.dll.x86.1050

16.0.5432.1000

1,743,928

15-Jan-2025

04:02

Msointl.dll.x86.1051

16.0.5430.1000

1,973,920

15-Jan-2025

03:50

Msointl.dll.x86.1053

16.0.5430.1000

1,736,896

15-Jan-2025

04:02

Msointl.dll.x86.1054

16.0.5432.1000

1,829,568

15-Jan-2025

04:02

Msointl.dll.x86.1055

16.0.5432.1000

2,001,056

15-Jan-2025

04:02

Msointl.dll.x86.1057

16.0.5430.1000

1,624,232

15-Jan-2025

03:50

Msointl.dll.x86.1058

16.0.5430.1000

1,894,056

15-Jan-2025

04:02

Msointl.dll.x86.1060

16.0.5432.1000

1,810,088

15-Jan-2025

03:50

Msointl.dll.x86.1061

16.0.5430.1000

1,733,688

15-Jan-2025

03:50

Msointl.dll.x86.1062

16.0.5432.1000

1,834,176

15-Jan-2025

04:02

Msointl.dll.x86.1063

16.0.5432.1000

1,847,752

15-Jan-2025

04:02

Msointl.dll.x86.1066

16.0.5430.1000

2,008,120

15-Jan-2025

03:50

Msointl.dll.x86.1069

16.0.5432.1000

1,742,792

15-Jan-2025

03:58

Msointl.dll.x86.1081

16.0.5432.1000

1,954,280

15-Jan-2025

04:02

Msointl.dll.x86.1086

16.0.5430.1000

1,651,800

15-Jan-2025

03:50

Msointl.dll.x86.1087

16.0.5430.1000

2,106,536

15-Jan-2025

04:02

Msointl.dll.x86.1095

16.0.5432.1000

1,832,608

15-Jan-2025

03:58

Msointl.dll.x86.1099

16.0.5432.1000

1,942,616

15-Jan-2025

03:58

Msointl.dll.x86.1110

16.0.5432.1000

1,777,208

15-Jan-2025

03:58

Msointl.dll.x86.2052

16.0.5432.1000

2,324,616

15-Jan-2025

04:01

Msointl.dll.x86.2070

16.0.5430.1000

1,838,536

15-Jan-2025

04:02

Msointl.dll.x86.2074

16.0.5430.1000

1,768,136

15-Jan-2025

04:02

Msointl.dll.x86.3082

16.0.5432.1000

1,828,440

15-Jan-2025

04:01

Msointl.dll.x86.9242

16.0.5432.1000

1,797,288

15-Jan-2025

04:02

Msores.dll

16.0.5420.1000

81,687,096

14-Jan-2025

18:05

File name

File version

File size

Date

Time

Firstrun.exe

16.0.5149.1000

816,928

14-Jan-2025

18:06

F_central_msvcp100_x64.bff61907_aa2d_3a26_8666_98d956a62abc

10.0.40219.325

621,928

14-Jan-2025

18:06

F_central_msvcr100_x64.bff61907_aa2d_3a26_8666_98d956a62abc

10.0.40219.325

843,120

14-Jan-2025

18:06

Mso.dll.x64

16.0.5487.1000

19,897,080

15-Jan-2025

13:12

Mso.dll.x86

16.0.5487.1000

14,437,568

15-Jan-2025

13:14

Msointl.dll.x64.1025

16.0.5487.1000

3,327,656

15-Jan-2025

13:27

Msointl.dll.x64.1026

16.0.5487.1000

1,912,512

15-Jan-2025

13:14

Msointl.dll.x64.1027

16.0.5487.1000

1,844,384

15-Jan-2025

13:23

Msointl.dll.x64.1028

16.0.5487.1000

2,356,336

15-Jan-2025

13:26

Msointl.dll.x64.1029

16.0.5487.1000

1,954,984

15-Jan-2025

13:27

Msointl.dll.x64.1030

16.0.5487.1000

1,784,488

15-Jan-2025

13:27

Msointl.dll.x64.1031

16.0.5487.1000

1,974,976

15-Jan-2025

13:26

Msointl.dll.x64.1032

16.0.5487.1000

2,084,032

15-Jan-2025

13:27

Msointl.dll.x64.1033

16.0.5430.1000

1,566,264

14-Jan-2025

18:03

Msointl.dll.x64.1035

16.0.5487.1000

1,765,024

15-Jan-2025

13:27

Msointl.dll.x64.1036

16.0.5487.1000

2,002,152

15-Jan-2025

13:26

Msointl.dll.x64.1037

16.0.5487.1000

2,947,744

15-Jan-2025

13:27

Msointl.dll.x64.1038

16.0.5487.1000

1,978,072

15-Jan-2025

13:14

Msointl.dll.x64.1040

16.0.5487.1000

1,793,240

15-Jan-2025

13:26

Msointl.dll.x64.1041

16.0.5487.1000

2,038,944

15-Jan-2025

13:26

Msointl.dll.x64.1042

16.0.5487.1000

2,795,712

15-Jan-2025

13:26

Msointl.dll.x64.1043

16.0.5487.1000

1,797,824

15-Jan-2025

13:27

Msointl.dll.x64.1044

16.0.5487.1000

1,747,672

15-Jan-2025

13:27

Msointl.dll.x64.1045

16.0.5487.1000

1,943,744

15-Jan-2025

13:27

Msointl.dll.x64.1046

16.0.5487.1000

1,856,216

15-Jan-2025

13:27

Msointl.dll.x64.1048

16.0.5487.1000

1,989,336

15-Jan-2025

13:27

Msointl.dll.x64.1049

16.0.5487.1000

1,930,456

15-Jan-2025

13:27

Msointl.dll.x64.1050

16.0.5487.1000

1,768,616

15-Jan-2025

13:27

Msointl.dll.x64.1051

16.0.5487.1000

1,998,552

15-Jan-2025

13:14

Msointl.dll.x64.1053

16.0.5487.1000

1,761,440

15-Jan-2025

13:27

Msointl.dll.x64.1054

16.0.5487.1000

1,853,656

15-Jan-2025

13:27

Msointl.dll.x64.1055

16.0.5487.1000

2,025,680

15-Jan-2025

13:27

Msointl.dll.x64.1057

16.0.5487.1000

1,648,296

15-Jan-2025

13:14

Msointl.dll.x64.1058

16.0.5487.1000

1,918,112

15-Jan-2025

13:27

Msointl.dll.x64.1060

16.0.5487.1000

1,834,688

15-Jan-2025

13:14

Msointl.dll.x64.1061

16.0.5487.1000

1,758,368

15-Jan-2025

13:14

Msointl.dll.x64.1062

16.0.5487.1000

1,858,752

15-Jan-2025

13:27

Msointl.dll.x64.1063

16.0.5487.1000

1,872,088

15-Jan-2025

13:27

Msointl.dll.x64.1066

16.0.5487.1000

2,032,352

15-Jan-2025

13:14

Msointl.dll.x64.1069

16.0.5487.1000

1,767,584

15-Jan-2025

13:23

Msointl.dll.x64.1081

16.0.5487.1000

1,979,048

15-Jan-2025

13:27

Msointl.dll.x64.1086

16.0.5487.1000

1,676,000

15-Jan-2025

13:14

Msointl.dll.x64.1087

16.0.5487.1000

2,130,624

15-Jan-2025

13:27

Msointl.dll.x64.1095

16.0.5487.1000

1,857,240

15-Jan-2025

13:23

Msointl.dll.x64.1099

16.0.5487.1000

1,967,264

15-Jan-2025

13:23

Msointl.dll.x64.1110

16.0.5487.1000

1,801,408

15-Jan-2025

13:23

Msointl.dll.x64.2052

16.0.5487.1000

2,348,712

15-Jan-2025

13:26

Msointl.dll.x64.2070

16.0.5487.1000

1,862,904

15-Jan-2025

13:27

Msointl.dll.x64.2074

16.0.5487.1000

1,792,704

15-Jan-2025

13:27

Msointl.dll.x64.3082

16.0.5487.1000

1,853,120

15-Jan-2025

13:26

Msointl.dll.x64.9242

16.0.5487.1000

1,821,864

15-Jan-2025

13:27

Msointl.dll.x86.1025

16.0.5432.1000

3,290,056

15-Jan-2025

03:50

Msointl.dll.x86.1026

16.0.5430.1000

1,888,344

15-Jan-2025

03:50

Msointl.dll.x86.1028

16.0.5432.1000

2,331,752

15-Jan-2025

03:51

Msointl.dll.x86.1029

16.0.5430.1000

1,930,184

15-Jan-2025

03:50

Msointl.dll.x86.1030

16.0.5430.1000

1,760,200

15-Jan-2025

03:50

Msointl.dll.x86.1031

16.0.5430.1000

1,950,400

15-Jan-2025

03:50

Msointl.dll.x86.1032

16.0.5430.1000

2,059,720

15-Jan-2025

03:50

Msointl.dll.x86.1033

16.0.5430.1000

1,541,688

14-Jan-2025

18:05

Msointl.dll.x86.1035

16.0.5430.1000

1,741,000

15-Jan-2025

03:50

Msointl.dll.x86.1036

16.0.5430.1000

1,977,304

15-Jan-2025

03:50

Msointl.dll.x86.1037

16.0.5432.1000

2,910,096

15-Jan-2025

03:50

Msointl.dll.x86.1038

16.0.5430.1000

1,953,880

15-Jan-2025

03:50

Msointl.dll.x86.1040

16.0.5430.1000

1,769,128

15-Jan-2025

03:50

Msointl.dll.x86.1041

16.0.5430.1000

2,014,664

15-Jan-2025

03:50

Msointl.dll.x86.1042

16.0.5432.1000

2,771,512

15-Jan-2025

03:50

Msointl.dll.x86.1043

16.0.5430.1000

1,773,512

15-Jan-2025

03:50

Msointl.dll.x86.1044

16.0.5430.1000

1,723,448

15-Jan-2025

03:50

Msointl.dll.x86.1045

16.0.5430.1000

1,919,432

15-Jan-2025

03:50

Msointl.dll.x86.1046

16.0.5430.1000

1,831,368

15-Jan-2025

03:51

Msointl.dll.x86.1048

16.0.5430.1000

1,965,248

15-Jan-2025

03:51

Msointl.dll.x86.1049

16.0.5432.1000

1,906,336

15-Jan-2025

03:51

Msointl.dll.x86.1050

16.0.5432.1000

1,743,928

15-Jan-2025

03:50

Msointl.dll.x86.1051

16.0.5430.1000

1,973,920

15-Jan-2025

03:51

Msointl.dll.x86.1053

16.0.5430.1000

1,736,896

15-Jan-2025

03:51

Msointl.dll.x86.1054

16.0.5432.1000

1,829,568

15-Jan-2025

03:51

Msointl.dll.x86.1055

16.0.5432.1000

2,001,056

15-Jan-2025

03:51

Msointl.dll.x86.1057

16.0.5430.1000

1,624,232

15-Jan-2025

03:50

Msointl.dll.x86.1058

16.0.5430.1000

1,894,056

15-Jan-2025

03:51

Msointl.dll.x86.1060

16.0.5432.1000

1,810,088

15-Jan-2025

03:51

Msointl.dll.x86.1061

16.0.5430.1000

1,733,688

15-Jan-2025

03:50

Msointl.dll.x86.1062

16.0.5432.1000

1,834,176

15-Jan-2025

03:50

Msointl.dll.x86.1063

16.0.5432.1000

1,847,752

15-Jan-2025

03:50

Msointl.dll.x86.1066

16.0.5430.1000

2,008,120

15-Jan-2025

03:51

Msointl.dll.x86.1081

16.0.5432.1000

1,954,280

15-Jan-2025

03:50

Msointl.dll.x86.1086

16.0.5430.1000

1,651,800

15-Jan-2025

03:50

Msointl.dll.x86.1087

16.0.5430.1000

2,106,536

15-Jan-2025

03:50

Msointl.dll.x86.2052

16.0.5432.1000

2,324,616

15-Jan-2025

03:51

Msointl.dll.x86.2070

16.0.5430.1000

1,838,536

15-Jan-2025

03:51

Msointl.dll.x86.2074

16.0.5430.1000

1,768,136

15-Jan-2025

03:51

Msointl.dll.x86.3082

16.0.5432.1000

1,828,440

15-Jan-2025

03:50

Msointl.dll.x86.9242

16.0.5432.1000

1,797,288

15-Jan-2025

03:51

Msores.dll

16.0.5419.1000

81,687,096

14-Jan-2025

18:03

Msores.dll.x86

16.0.5420.1000

81,687,096

14-Jan-2025

18:07

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