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

Summary

This security update resolves a Microsoft Word security feature bypass vulnerability. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2025-29816.

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. To install the update, follow the installation instructions on the download page.

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 5002522.

File hash information

File name

SHA256 hash

msodll302016-kb5002573-fullfile-x86-glb.exe

F8917B492B21919589839AD85BFC6BE3EC8A14AF2A74EB33F1BA843FCE177A96

msodll302016-kb5002573-fullfile-x64-glb.exe

C5C748507506805791E534F18E1B05D7B4C8850C1A68B4480A5FBC0DDF51C260

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

Mso30win32client.dll.x64

16.0.5495.1002

4,828,864

22-Mar-2025

21:53

Mso30win32client.dll.x86

16.0.5495.1002

3,245,224

22-Mar-2025

21:33

Msointl30.dll.x86.1025

16.0.5409.1000

77,112

22-Mar-2025

13:51

Msointl30.dll.x86.1026

16.0.5409.1000

81,216

22-Mar-2025

13:39

Msointl30.dll.x86.1027

16.0.5409.1000

80,264

22-Mar-2025

13:47

Msointl30.dll.x86.1028

16.0.5409.1000

73,616

22-Mar-2025

13:50

Msointl30.dll.x86.1029

16.0.5409.1000

87,408

22-Mar-2025

13:51

Msointl30.dll.x86.1030

16.0.5409.1000

75,640

22-Mar-2025

13:51

Msointl30.dll.x86.1031

16.0.5409.1000

88,448

22-Mar-2025

13:50

Msointl30.dll.x86.1032

16.0.5409.1000

93,544

22-Mar-2025

13:51

Msointl30.dll.x86.1033

16.0.5408.1000

72,600

22-Mar-2025

04:16

Msointl30.dll.x86.1035

16.0.5409.1000

74,704

22-Mar-2025

13:51

Msointl30.dll.x86.1036

16.0.5409.1000

85,424

22-Mar-2025

13:50

Msointl30.dll.x86.1037

16.0.5409.1000

70,456

22-Mar-2025

13:51

Msointl30.dll.x86.1038

16.0.5409.1000

87,976

22-Mar-2025

13:39

Msointl30.dll.x86.1040

16.0.5409.1000

76,744

22-Mar-2025

13:50

Msointl30.dll.x86.1041

16.0.5409.1000

90,568

22-Mar-2025

13:50

Msointl30.dll.x86.1042

16.0.5409.1000

86,936

22-Mar-2025

13:50

Msointl30.dll.x86.1043

16.0.5409.1000

79,288

22-Mar-2025

13:51

Msointl30.dll.x86.1044

16.0.5409.1000

73,672

22-Mar-2025

13:51

Msointl30.dll.x86.1045

16.0.5409.1000

87,016

22-Mar-2025

13:51

Msointl30.dll.x86.1046

16.0.5409.1000

79,320

22-Mar-2025

13:51

Msointl30.dll.x86.1048

16.0.5409.1000

87,960

22-Mar-2025

13:51

Msointl30.dll.x86.1049

16.0.5409.1000

78,696

22-Mar-2025

13:51

Msointl30.dll.x86.1050

16.0.5409.1000

77,784

22-Mar-2025

13:51

Msointl30.dll.x86.1051

16.0.5409.1000

89,536

22-Mar-2025

13:39

Msointl30.dll.x86.1053

16.0.5409.1000

74,624

22-Mar-2025

13:51

Msointl30.dll.x86.1054

16.0.5409.1000

84,432

22-Mar-2025

13:51

Msointl30.dll.x86.1055

16.0.5409.1000

88,520

22-Mar-2025

13:51

Msointl30.dll.x86.1057

16.0.5491.1000

74,976

22-Mar-2025

13:39

Msointl30.dll.x86.1058

16.0.5409.1000

80,784

22-Mar-2025

13:51

Msointl30.dll.x86.1060

16.0.5409.1000

79,248

22-Mar-2025

13:39

Msointl30.dll.x86.1061

16.0.5409.1000

74,112

22-Mar-2025

13:39

Msointl30.dll.x86.1062

16.0.5409.1000

80,328

22-Mar-2025

13:51

Msointl30.dll.x86.1063

16.0.5409.1000

80,328

22-Mar-2025

13:51

Msointl30.dll.x86.1066

16.0.5491.1000

91,352

22-Mar-2025

13:39

Msointl30.dll.x86.1069

16.0.5409.1000

76,760

22-Mar-2025

13:47

Msointl30.dll.x86.1081

16.0.5409.1000

90,016

22-Mar-2025

13:51

Msointl30.dll.x86.1086

16.0.5409.1000

75,704

22-Mar-2025

13:39

Msointl30.dll.x86.1087

16.0.5409.1000

89,960

22-Mar-2025

13:51

Msointl30.dll.x86.1095

16.0.5409.1000

88,424

22-Mar-2025

13:47

Msointl30.dll.x86.1099

16.0.5409.1000

93,592

22-Mar-2025

13:47

Msointl30.dll.x86.1110

16.0.5409.1000

78,296

22-Mar-2025

13:47

Msointl30.dll.x86.2052

16.0.5409.1000

72,040

22-Mar-2025

13:50

Msointl30.dll.x86.2070

16.0.5409.1000

80,304

22-Mar-2025

13:51

Msointl30.dll.x86.2074

16.0.5408.1000

73,624

22-Mar-2025

13:51

Msointl30.dll.x86.3082

16.0.5409.1000

79,240

22-Mar-2025

13:50

Msointl30.dll.x86.9242

16.0.5409.1000

80,824

22-Mar-2025

13:51

File name

File version

File size

Date

Time

Mso30win32client.dll.x64

16.0.5495.1002

4,828,864

22-Mar-2025

21:34

Mso30win32client.dll.x86

16.0.5495.1002

3,245,224

22-Mar-2025

21:39

Msointl30.dll.x64.1025

16.0.5409.1000

77,208

22-Mar-2025

13:52

Msointl30.dll.x64.1026

16.0.5409.1000

81,264

22-Mar-2025

13:39

Msointl30.dll.x64.1027

16.0.5409.1000

80,264

22-Mar-2025

13:48

Msointl30.dll.x64.1028

16.0.5409.1000

73,624

22-Mar-2025

13:51

Msointl30.dll.x64.1029

16.0.5409.1000

87,464

22-Mar-2025

13:52

Msointl30.dll.x64.1030

16.0.5409.1000

75,648

22-Mar-2025

13:52

Msointl30.dll.x64.1031

16.0.5409.1000

88,488

22-Mar-2025

13:51

Msointl30.dll.x64.1032

16.0.5409.1000

93,496

22-Mar-2025

13:52

Msointl30.dll.x64.1033

16.0.5408.1000

72,680

22-Mar-2025

04:15

Msointl30.dll.x64.1035

16.0.5409.1000

74,608

22-Mar-2025

13:52

Msointl30.dll.x64.1036

16.0.5409.1000

85,384

22-Mar-2025

13:51

Msointl30.dll.x64.1037

16.0.5409.1000

70,456

22-Mar-2025

13:52

Msointl30.dll.x64.1038

16.0.5409.1000

87,896

22-Mar-2025

13:39

Msointl30.dll.x64.1040

16.0.5409.1000

76,664

22-Mar-2025

13:51

Msointl30.dll.x64.1041

16.0.5409.1000

90,480

22-Mar-2025

13:51

Msointl30.dll.x64.1042

16.0.5409.1000

86,848

22-Mar-2025

13:51

Msointl30.dll.x64.1043

16.0.5409.1000

79,288

22-Mar-2025

13:52

Msointl30.dll.x64.1044

16.0.5409.1000

73,680

22-Mar-2025

13:52

Msointl30.dll.x64.1045

16.0.5409.1000

87,008

22-Mar-2025

13:52

Msointl30.dll.x64.1046

16.0.5409.1000

79,320

22-Mar-2025

13:52

Msointl30.dll.x64.1048

16.0.5409.1000

87,912

22-Mar-2025

13:52

Msointl30.dll.x64.1049

16.0.5409.1000

78,696

22-Mar-2025

13:52

Msointl30.dll.x64.1050

16.0.5409.1000

77,696

22-Mar-2025

13:52

Msointl30.dll.x64.1051

16.0.5409.1000

89,448

22-Mar-2025

13:39

Msointl30.dll.x64.1053

16.0.5409.1000

74,712

22-Mar-2025

13:52

Msointl30.dll.x64.1054

16.0.5409.1000

84,432

22-Mar-2025

13:52

Msointl30.dll.x64.1055

16.0.5409.1000

88,520

22-Mar-2025

13:52

Msointl30.dll.x64.1057

16.0.5491.1000

74,976

22-Mar-2025

13:39

Msointl30.dll.x64.1058

16.0.5409.1000

80,784

22-Mar-2025

13:52

Msointl30.dll.x64.1060

16.0.5409.1000

79,288

22-Mar-2025

13:39

Msointl30.dll.x64.1061

16.0.5409.1000

74,112

22-Mar-2025

13:39

Msointl30.dll.x64.1062

16.0.5409.1000

80,240

22-Mar-2025

13:52

Msointl30.dll.x64.1063

16.0.5409.1000

80,248

22-Mar-2025

13:52

Msointl30.dll.x64.1066

16.0.5491.1000

91,304

22-Mar-2025

13:39

Msointl30.dll.x64.1069

16.0.5409.1000

76,720

22-Mar-2025

13:48

Msointl30.dll.x64.1081

16.0.5409.1000

90,016

22-Mar-2025

13:52

Msointl30.dll.x64.1086

16.0.5409.1000

75,704

22-Mar-2025

13:39

Msointl30.dll.x64.1087

16.0.5409.1000

89,912

22-Mar-2025

13:52

Msointl30.dll.x64.1095

16.0.5409.1000

88,376

22-Mar-2025

13:48

Msointl30.dll.x64.1099

16.0.5409.1000

93,496

22-Mar-2025

13:48

Msointl30.dll.x64.1110

16.0.5409.1000

78,296

22-Mar-2025

13:48

Msointl30.dll.x64.2052

16.0.5409.1000

72,040

22-Mar-2025

13:51

Msointl30.dll.x64.2070

16.0.5409.1000

80,344

22-Mar-2025

13:52

Msointl30.dll.x64.2074

16.0.5408.1000

73,680

22-Mar-2025

13:52

Msointl30.dll.x64.3082

16.0.5409.1000

79,232

22-Mar-2025

13:51

Msointl30.dll.x64.9242

16.0.5409.1000

80,824

22-Mar-2025

13:52

Msointl30.dll.x86.1025

16.0.5409.1000

77,112

22-Mar-2025

13:39

Msointl30.dll.x86.1026

16.0.5409.1000

81,216

22-Mar-2025

13:39

Msointl30.dll.x86.1028

16.0.5409.1000

73,616

22-Mar-2025

13:39

Msointl30.dll.x86.1029

16.0.5409.1000

87,408

22-Mar-2025

13:39

Msointl30.dll.x86.1030

16.0.5409.1000

75,640

22-Mar-2025

13:39

Msointl30.dll.x86.1031

16.0.5409.1000

88,448

22-Mar-2025

13:39

Msointl30.dll.x86.1032

16.0.5409.1000

93,544

22-Mar-2025

13:39

Msointl30.dll.x86.1033

16.0.5408.1000

72,600

22-Mar-2025

04:18

Msointl30.dll.x86.1035

16.0.5409.1000

74,704

22-Mar-2025

13:39

Msointl30.dll.x86.1036

16.0.5409.1000

85,424

22-Mar-2025

13:39

Msointl30.dll.x86.1037

16.0.5409.1000

70,456

22-Mar-2025

13:39

Msointl30.dll.x86.1038

16.0.5409.1000

87,976

22-Mar-2025

13:39

Msointl30.dll.x86.1040

16.0.5409.1000

76,744

22-Mar-2025

13:39

Msointl30.dll.x86.1041

16.0.5409.1000

90,568

22-Mar-2025

13:39

Msointl30.dll.x86.1042

16.0.5409.1000

86,936

22-Mar-2025

13:39

Msointl30.dll.x86.1043

16.0.5409.1000

79,288

22-Mar-2025

13:39

Msointl30.dll.x86.1044

16.0.5409.1000

73,672

22-Mar-2025

13:39

Msointl30.dll.x86.1045

16.0.5409.1000

87,016

22-Mar-2025

13:39

Msointl30.dll.x86.1046

16.0.5409.1000

79,320

22-Mar-2025

13:39

Msointl30.dll.x86.1048

16.0.5409.1000

87,960

22-Mar-2025

13:39

Msointl30.dll.x86.1049

16.0.5409.1000

78,696

22-Mar-2025

13:39

Msointl30.dll.x86.1050

16.0.5409.1000

77,784

22-Mar-2025

13:39

Msointl30.dll.x86.1051

16.0.5409.1000

89,536

22-Mar-2025

13:39

Msointl30.dll.x86.1053

16.0.5409.1000

74,624

22-Mar-2025

13:39

Msointl30.dll.x86.1054

16.0.5409.1000

84,432

22-Mar-2025

13:39

Msointl30.dll.x86.1055

16.0.5409.1000

88,520

22-Mar-2025

13:39

Msointl30.dll.x86.1057

16.0.5491.1000

74,976

22-Mar-2025

13:39

Msointl30.dll.x86.1058

16.0.5409.1000

80,784

22-Mar-2025

13:39

Msointl30.dll.x86.1060

16.0.5409.1000

79,248

22-Mar-2025

13:39

Msointl30.dll.x86.1061

16.0.5409.1000

74,112

22-Mar-2025

13:39

Msointl30.dll.x86.1062

16.0.5409.1000

80,328

22-Mar-2025

13:39

Msointl30.dll.x86.1063

16.0.5409.1000

80,328

22-Mar-2025

13:39

Msointl30.dll.x86.1066

16.0.5491.1000

91,352

22-Mar-2025

13:39

Msointl30.dll.x86.1081

16.0.5409.1000

90,016

22-Mar-2025

13:39

Msointl30.dll.x86.1086

16.0.5409.1000

75,704

22-Mar-2025

13:39

Msointl30.dll.x86.1087

16.0.5409.1000

89,960

22-Mar-2025

13:39

Msointl30.dll.x86.2052

16.0.5409.1000

72,040

22-Mar-2025

13:39

Msointl30.dll.x86.2070

16.0.5409.1000

80,304

22-Mar-2025

13:39

Msointl30.dll.x86.2074

16.0.5408.1000

73,624

22-Mar-2025

13:39

Msointl30.dll.x86.3082

16.0.5409.1000

79,240

22-Mar-2025

13:39

Msointl30.dll.x86.9242

16.0.5409.1000

80,824

22-Mar-2025

13:39

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