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 the following security advisories:

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 5002537.

File hash information

File name

SHA256 hash

mso2016-kb5002591-fullfile-x86-glb.exe

A9EC3D7CBBC62679330E9E29077E9FA7A55D4EC2965886409D6A5442D7A140F5

mso2016-kb5002591-fullfile-x64-glb.exe

57FC36128C3A1600785583703CB440635D399DD408B3B97E50AB725EFDE2143B

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-May-2024

17:54

F_central_msvcp100_x86.afa96eb4_fa9f_335c_a7cb_36079407553d

10.0.40219.325

435,136

14-May-2024

17:54

F_central_msvcr100_x86.afa96eb4_fa9f_335c_a7cb_36079407553d

10.0.40219.325

787,856

14-May-2024

17:54

Mso.dll.x86

16.0.5452.1000

14,434,368

15-May-2024

15:54

Msointl.dll.x86.1025

16.0.5432.1000

3,290,056

15-May-2024

07:02

Msointl.dll.x86.1026

16.0.5430.1000

1,888,344

15-May-2024

06:50

Msointl.dll.x86.1027

16.0.5432.1000

1,820,104

15-May-2024

06:58

Msointl.dll.x86.1028

16.0.5432.1000

2,331,752

15-May-2024

07:02

Msointl.dll.x86.1029

16.0.5430.1000

1,930,184

15-May-2024

07:02

Msointl.dll.x86.1030

16.0.5430.1000

1,760,200

15-May-2024

07:02

Msointl.dll.x86.1031

16.0.5430.1000

1,950,400

15-May-2024

07:02

Msointl.dll.x86.1032

16.0.5430.1000

2,059,720

15-May-2024

07:02

Msointl.dll.x86.1033

16.0.5430.1000

1,541,688

14-May-2024

17:54

Msointl.dll.x86.1035

16.0.5430.1000

1,741,000

15-May-2024

07:02

Msointl.dll.x86.1036

16.0.5430.1000

1,977,304

15-May-2024

07:02

Msointl.dll.x86.1037

16.0.5432.1000

2,910,096

15-May-2024

07:02

Msointl.dll.x86.1038

16.0.5430.1000

1,953,880

15-May-2024

06:50

Msointl.dll.x86.1040

16.0.5430.1000

1,769,128

15-May-2024

07:02

Msointl.dll.x86.1041

16.0.5430.1000

2,014,664

15-May-2024

07:02

Msointl.dll.x86.1042

16.0.5432.1000

2,771,512

15-May-2024

07:02

Msointl.dll.x86.1043

16.0.5430.1000

1,773,512

15-May-2024

07:02

Msointl.dll.x86.1044

16.0.5430.1000

1,723,448

15-May-2024

07:02

Msointl.dll.x86.1045

16.0.5430.1000

1,919,432

15-May-2024

07:02

Msointl.dll.x86.1046

16.0.5430.1000

1,831,368

15-May-2024

07:02

Msointl.dll.x86.1048

16.0.5430.1000

1,965,248

15-May-2024

07:02

Msointl.dll.x86.1049

16.0.5432.1000

1,906,336

15-May-2024

07:02

Msointl.dll.x86.1050

16.0.5432.1000

1,743,928

15-May-2024

07:02

Msointl.dll.x86.1051

16.0.5430.1000

1,973,920

15-May-2024

06:50

Msointl.dll.x86.1053

16.0.5430.1000

1,736,896

15-May-2024

07:02

Msointl.dll.x86.1054

16.0.5432.1000

1,829,568

15-May-2024

07:02

Msointl.dll.x86.1055

16.0.5432.1000

2,001,056

15-May-2024

07:02

Msointl.dll.x86.1057

16.0.5430.1000

1,624,232

15-May-2024

06:50

Msointl.dll.x86.1058

16.0.5430.1000

1,894,056

15-May-2024

07:02

Msointl.dll.x86.1060

16.0.5432.1000

1,810,088

15-May-2024

06:50

Msointl.dll.x86.1061

16.0.5430.1000

1,733,688

15-May-2024

06:50

Msointl.dll.x86.1062

16.0.5432.1000

1,834,176

15-May-2024

07:02

Msointl.dll.x86.1063

16.0.5432.1000

1,847,752

15-May-2024

07:02

Msointl.dll.x86.1066

16.0.5430.1000

2,008,120

15-May-2024

06:50

Msointl.dll.x86.1069

16.0.5432.1000

1,742,792

15-May-2024

06:58

Msointl.dll.x86.1081

16.0.5432.1000

1,954,280

15-May-2024

07:02

Msointl.dll.x86.1086

16.0.5430.1000

1,651,800

15-May-2024

06:50

Msointl.dll.x86.1087

16.0.5430.1000

2,106,536

15-May-2024

07:02

Msointl.dll.x86.1095

16.0.5432.1000

1,832,608

15-May-2024

06:58

Msointl.dll.x86.1099

16.0.5432.1000

1,942,616

15-May-2024

06:58

Msointl.dll.x86.1110

16.0.5432.1000

1,777,208

15-May-2024

06:58

Msointl.dll.x86.2052

16.0.5432.1000

2,324,616

15-May-2024

07:02

Msointl.dll.x86.2070

16.0.5430.1000

1,838,536

15-May-2024

07:02

Msointl.dll.x86.2074

16.0.5430.1000

1,768,136

15-May-2024

07:02

Msointl.dll.x86.3082

16.0.5432.1000

1,828,440

15-May-2024

07:02

Msointl.dll.x86.9242

16.0.5432.1000

1,797,288

15-May-2024

07:02

Msores.dll

16.0.5420.1000

81,687,096

14-May-2024

17:54

File name

File version

File size

Date

Time

Firstrun.exe

16.0.5149.1000

816,928

14-May-2024

17:56

F_central_msvcp100_x64.bff61907_aa2d_3a26_8666_98d956a62abc

10.0.40219.325

621,928

14-May-2024

17:56

F_central_msvcr100_x64.bff61907_aa2d_3a26_8666_98d956a62abc

10.0.40219.325

843,120

14-May-2024

17:56

Mso.dll.x64

16.0.5452.1000

19,894,336

15-May-2024

15:55

Mso.dll.x86

16.0.5452.1000

14,434,368

15-May-2024

15:57

Msointl.dll.x64.1025

16.0.5452.1000

3,327,576

15-May-2024

16:10

Msointl.dll.x64.1026

16.0.5452.1000

1,912,480

15-May-2024

15:57

Msointl.dll.x64.1027

16.0.5452.1000

1,844,280

15-May-2024

16:06

Msointl.dll.x64.1028

16.0.5452.1000

2,356,224

15-May-2024

16:09

Msointl.dll.x64.1029

16.0.5452.1000

1,954,792

15-May-2024

16:10

Msointl.dll.x64.1030

16.0.5452.1000

1,784,296

15-May-2024

16:10

Msointl.dll.x64.1031

16.0.5452.1000

1,974,952

15-May-2024

16:09

Msointl.dll.x64.1032

16.0.5452.1000

2,084,000

15-May-2024

16:10

Msointl.dll.x64.1033

16.0.5430.1000

1,566,264

14-May-2024

17:52

Msointl.dll.x64.1035

16.0.5452.1000

1,764,920

15-May-2024

16:10

Msointl.dll.x64.1036

16.0.5452.1000

2,002,104

15-May-2024

16:09

Msointl.dll.x64.1037

16.0.5452.1000

2,947,504

15-May-2024

16:10

Msointl.dll.x64.1038

16.0.5452.1000

1,977,832

15-May-2024

15:57

Msointl.dll.x64.1040

16.0.5452.1000

1,793,080

15-May-2024

16:09

Msointl.dll.x64.1041

16.0.5452.1000

2,038,760

15-May-2024

16:09

Msointl.dll.x64.1042

16.0.5452.1000

2,795,688

15-May-2024

16:09

Msointl.dll.x64.1043

16.0.5452.1000

1,797,608

15-May-2024

16:10

Msointl.dll.x64.1044

16.0.5452.1000

1,747,400

15-May-2024

16:10

Msointl.dll.x64.1045

16.0.5452.1000

1,943,608

15-May-2024

16:10

Msointl.dll.x64.1046

16.0.5452.1000

1,856,088

15-May-2024

16:10

Msointl.dll.x64.1048

16.0.5452.1000

1,989,176

15-May-2024

16:10

Msointl.dll.x64.1049

16.0.5452.1000

1,930,184

15-May-2024

16:10

Msointl.dll.x64.1050

16.0.5452.1000

1,768,528

15-May-2024

16:10

Msointl.dll.x64.1051

16.0.5452.1000

1,998,424

15-May-2024

15:57

Msointl.dll.x64.1053

16.0.5452.1000

1,761,224

15-May-2024

16:10

Msointl.dll.x64.1054

16.0.5452.1000

1,853,528

15-May-2024

16:10

Msointl.dll.x64.1055

16.0.5452.1000

2,025,448

15-May-2024

16:10

Msointl.dll.x64.1057

16.0.5452.1000

1,648,104

15-May-2024

15:57

Msointl.dll.x64.1058

16.0.5452.1000

1,917,928

15-May-2024

16:10

Msointl.dll.x64.1060

16.0.5452.1000

1,834,552

15-May-2024

15:58

Msointl.dll.x64.1061

16.0.5452.1000

1,758,368

15-May-2024

15:57

Msointl.dll.x64.1062

16.0.5452.1000

1,858,648

15-May-2024

16:10

Msointl.dll.x64.1063

16.0.5452.1000

1,871,928

15-May-2024

16:10

Msointl.dll.x64.1066

16.0.5452.1000

2,032,104

15-May-2024

15:58

Msointl.dll.x64.1069

16.0.5452.1000

1,767,584

15-May-2024

16:06

Msointl.dll.x64.1081

16.0.5452.1000

1,978,936

15-May-2024

16:10

Msointl.dll.x64.1086

16.0.5452.1000

1,675,832

15-May-2024

15:57

Msointl.dll.x64.1087

16.0.5452.1000

2,130,488

15-May-2024

16:10

Msointl.dll.x64.1095

16.0.5452.1000

1,857,080

15-May-2024

16:06

Msointl.dll.x64.1099

16.0.5452.1000

1,967,160

15-May-2024

16:06

Msointl.dll.x64.1110

16.0.5452.1000

1,801,384

15-May-2024

16:06

Msointl.dll.x64.2052

16.0.5452.1000

2,348,544

15-May-2024

16:09

Msointl.dll.x64.2070

16.0.5452.1000

1,862,600

15-May-2024

16:10

Msointl.dll.x64.2074

16.0.5452.1000

1,792,680

15-May-2024

16:10

Msointl.dll.x64.3082

16.0.5452.1000

1,852,904

15-May-2024

16:09

Msointl.dll.x64.9242

16.0.5452.1000

1,821,784

15-May-2024

16:10

Msointl.dll.x86.1025

16.0.5432.1000

3,290,056

15-May-2024

06:50

Msointl.dll.x86.1026

16.0.5430.1000

1,888,344

15-May-2024

06:50

Msointl.dll.x86.1028

16.0.5432.1000

2,331,752

15-May-2024

06:51

Msointl.dll.x86.1029

16.0.5430.1000

1,930,184

15-May-2024

06:50

Msointl.dll.x86.1030

16.0.5430.1000

1,760,200

15-May-2024

06:50

Msointl.dll.x86.1031

16.0.5430.1000

1,950,400

15-May-2024

06:50

Msointl.dll.x86.1032

16.0.5430.1000

2,059,720

15-May-2024

06:50

Msointl.dll.x86.1033

16.0.5430.1000

1,541,688

14-May-2024

17:55

Msointl.dll.x86.1035

16.0.5430.1000

1,741,000

15-May-2024

06:50

Msointl.dll.x86.1036

16.0.5430.1000

1,977,304

15-May-2024

06:50

Msointl.dll.x86.1037

16.0.5432.1000

2,910,096

15-May-2024

06:50

Msointl.dll.x86.1038

16.0.5430.1000

1,953,880

15-May-2024

06:50

Msointl.dll.x86.1040

16.0.5430.1000

1,769,128

15-May-2024

06:50

Msointl.dll.x86.1041

16.0.5430.1000

2,014,664

15-May-2024

06:50

Msointl.dll.x86.1042

16.0.5432.1000

2,771,512

15-May-2024

06:50

Msointl.dll.x86.1043

16.0.5430.1000

1,773,512

15-May-2024

06:50

Msointl.dll.x86.1044

16.0.5430.1000

1,723,448

15-May-2024

06:50

Msointl.dll.x86.1045

16.0.5430.1000

1,919,432

15-May-2024

06:50

Msointl.dll.x86.1046

16.0.5430.1000

1,831,368

15-May-2024

06:50

Msointl.dll.x86.1048

16.0.5430.1000

1,965,248

15-May-2024

06:50

Msointl.dll.x86.1049

16.0.5432.1000

1,906,336

15-May-2024

06:50

Msointl.dll.x86.1050

16.0.5432.1000

1,743,928

15-May-2024

06:50

Msointl.dll.x86.1051

16.0.5430.1000

1,973,920

15-May-2024

06:50

Msointl.dll.x86.1053

16.0.5430.1000

1,736,896

15-May-2024

06:50

Msointl.dll.x86.1054

16.0.5432.1000

1,829,568

15-May-2024

06:50

Msointl.dll.x86.1055

16.0.5432.1000

2,001,056

15-May-2024

06:51

Msointl.dll.x86.1057

16.0.5430.1000

1,624,232

15-May-2024

06:50

Msointl.dll.x86.1058

16.0.5430.1000

1,894,056

15-May-2024

06:51

Msointl.dll.x86.1060

16.0.5432.1000

1,810,088

15-May-2024

06:50

Msointl.dll.x86.1061

16.0.5430.1000

1,733,688

15-May-2024

06:50

Msointl.dll.x86.1062

16.0.5432.1000

1,834,176

15-May-2024

06:50

Msointl.dll.x86.1063

16.0.5432.1000

1,847,752

15-May-2024

06:50

Msointl.dll.x86.1066

16.0.5430.1000

2,008,120

15-May-2024

06:51

Msointl.dll.x86.1081

16.0.5432.1000

1,954,280

15-May-2024

06:50

Msointl.dll.x86.1086

16.0.5430.1000

1,651,800

15-May-2024

06:50

Msointl.dll.x86.1087

16.0.5430.1000

2,106,536

15-May-2024

06:50

Msointl.dll.x86.2052

16.0.5432.1000

2,324,616

15-May-2024

06:51

Msointl.dll.x86.2070

16.0.5430.1000

1,838,536

15-May-2024

06:50

Msointl.dll.x86.2074

16.0.5430.1000

1,768,136

15-May-2024

06:50

Msointl.dll.x86.3082

16.0.5432.1000

1,828,440

15-May-2024

06:50

Msointl.dll.x86.9242

16.0.5432.1000

1,797,288

15-May-2024

06:50

Msores.dll

16.0.5419.1000

81,687,096

14-May-2024

17:52

Msores.dll.x86

16.0.5420.1000

81,687,096

14-May-2024

17:57

Information about protection and security

Protect yourself online: Windows Security support

Learn how we guard against cyber threats: Microsoft Security

Need more help?

Want more options?

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.