Description of the security update for Office 2016: December 10, 2024 (KB5002661)

Applies To
Office 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 and Microsoft Office elevation of privilege vulnerability. To learn more about the vulnerabilities, 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 5002642.

File hash information

File name SHA256 hash
mso2016-kb5002661-fullfile-x86-glb.exe 5FABE410AA1078D7D002A5DCAE49177CCCADD308F7D2DE2854C69FEE526BAC3D
mso2016-kb5002661-fullfile-x64-glb.exe 92A31E224CE759A749E145FC40B340FA84701855139FA658C661C20C3634020F

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.

For all supported x86-based versions of Office 2016

File name File version File size Date Time
Firstrun.exe 16.0.5413.1000 774,144 12-Nov-2024 04:13
F_central_msvcp100_x86.afa96eb4_fa9f_335c_a7cb_36079407553d 10.0.40219.325 435,136 12-Nov-2024 04:13
F_central_msvcr100_x86.afa96eb4_fa9f_335c_a7cb_36079407553d 10.0.40219.325 787,856 12-Nov-2024 04:13
Mso.dll.x86 16.0.5478.1000 14,436,056 12-Nov-2024 22:40
Msointl.dll.x86.1025 16.0.5432.1000 3,290,056 12-Nov-2024 13:39
Msointl.dll.x86.1026 16.0.5430.1000 1,888,344 12-Nov-2024 13:27
Msointl.dll.x86.1027 16.0.5432.1000 1,820,104 12-Nov-2024 13:35
Msointl.dll.x86.1028 16.0.5432.1000 2,331,752 12-Nov-2024 13:39
Msointl.dll.x86.1029 16.0.5430.1000 1,930,184 12-Nov-2024 13:39
Msointl.dll.x86.1030 16.0.5430.1000 1,760,200 12-Nov-2024 13:39
Msointl.dll.x86.1031 16.0.5430.1000 1,950,400 12-Nov-2024 13:39
Msointl.dll.x86.1032 16.0.5430.1000 2,059,720 12-Nov-2024 13:39
Msointl.dll.x86.1033 16.0.5430.1000 1,541,688 12-Nov-2024 04:13
Msointl.dll.x86.1035 16.0.5430.1000 1,741,000 12-Nov-2024 13:39
Msointl.dll.x86.1036 16.0.5430.1000 1,977,304 12-Nov-2024 13:39
Msointl.dll.x86.1037 16.0.5432.1000 2,910,096 12-Nov-2024 13:39
Msointl.dll.x86.1038 16.0.5430.1000 1,953,880 12-Nov-2024 13:27
Msointl.dll.x86.1040 16.0.5430.1000 1,769,128 12-Nov-2024 13:39
Msointl.dll.x86.1041 16.0.5430.1000 2,014,664 12-Nov-2024 13:39
Msointl.dll.x86.1042 16.0.5432.1000 2,771,512 12-Nov-2024 13:39
Msointl.dll.x86.1043 16.0.5430.1000 1,773,512 12-Nov-2024 13:39
Msointl.dll.x86.1044 16.0.5430.1000 1,723,448 12-Nov-2024 13:39
Msointl.dll.x86.1045 16.0.5430.1000 1,919,432 12-Nov-2024 13:39
Msointl.dll.x86.1046 16.0.5430.1000 1,831,368 12-Nov-2024 13:39
Msointl.dll.x86.1048 16.0.5430.1000 1,965,248 12-Nov-2024 13:39
Msointl.dll.x86.1049 16.0.5432.1000 1,906,336 12-Nov-2024 13:39
Msointl.dll.x86.1050 16.0.5432.1000 1,743,928 12-Nov-2024 13:39
Msointl.dll.x86.1051 16.0.5430.1000 1,973,920 12-Nov-2024 13:27
Msointl.dll.x86.1053 16.0.5430.1000 1,736,896 12-Nov-2024 13:39
Msointl.dll.x86.1054 16.0.5432.1000 1,829,568 12-Nov-2024 13:39
Msointl.dll.x86.1055 16.0.5432.1000 2,001,056 12-Nov-2024 13:39
Msointl.dll.x86.1057 16.0.5430.1000 1,624,232 12-Nov-2024 13:27
Msointl.dll.x86.1058 16.0.5430.1000 1,894,056 12-Nov-2024 13:39
Msointl.dll.x86.1060 16.0.5432.1000 1,810,088 12-Nov-2024 13:27
Msointl.dll.x86.1061 16.0.5430.1000 1,733,688 12-Nov-2024 13:27
Msointl.dll.x86.1062 16.0.5432.1000 1,834,176 12-Nov-2024 13:39
Msointl.dll.x86.1063 16.0.5432.1000 1,847,752 12-Nov-2024 13:39
Msointl.dll.x86.1066 16.0.5430.1000 2,008,120 12-Nov-2024 13:27
Msointl.dll.x86.1069 16.0.5432.1000 1,742,792 12-Nov-2024 13:35
Msointl.dll.x86.1081 16.0.5432.1000 1,954,280 12-Nov-2024 13:39
Msointl.dll.x86.1086 16.0.5430.1000 1,651,800 12-Nov-2024 13:27
Msointl.dll.x86.1087 16.0.5430.1000 2,106,536 12-Nov-2024 13:39
Msointl.dll.x86.1095 16.0.5432.1000 1,832,608 12-Nov-2024 13:35
Msointl.dll.x86.1099 16.0.5432.1000 1,942,616 12-Nov-2024 13:35
Msointl.dll.x86.1110 16.0.5432.1000 1,777,208 12-Nov-2024 13:35
Msointl.dll.x86.2052 16.0.5432.1000 2,324,616 12-Nov-2024 13:39
Msointl.dll.x86.2070 16.0.5430.1000 1,838,536 12-Nov-2024 13:39
Msointl.dll.x86.2074 16.0.5430.1000 1,768,136 12-Nov-2024 13:39
Msointl.dll.x86.3082 16.0.5432.1000 1,828,440 12-Nov-2024 13:39
Msointl.dll.x86.9242 16.0.5432.1000 1,797,288 12-Nov-2024 13:39
Msores.dll 16.0.5420.1000 81,687,096 12-Nov-2024 04:13

For all supported x64-based versions of Office 2016

File name File version File size Date Time
Firstrun.exe 16.0.5149.1000 816,928 12-Nov-2024 04:15
F_central_msvcp100_x64.bff61907_aa2d_3a26_8666_98d956a62abc 10.0.40219.325 621,928 12-Nov-2024 04:14
F_central_msvcr100_x64.bff61907_aa2d_3a26_8666_98d956a62abc 10.0.40219.325 843,120 12-Nov-2024 04:14
Mso.dll.x64 16.0.5478.1000 19,895,488 12-Nov-2024 22:40
Mso.dll.x86 16.0.5478.1000 14,436,056 12-Nov-2024 22:43
Msointl.dll.x64.1025 16.0.5478.1000 3,327,736 12-Nov-2024 22:55
Msointl.dll.x64.1026 16.0.5478.1000 1,912,480 12-Nov-2024 22:43
Msointl.dll.x64.1027 16.0.5478.1000 1,844,440 12-Nov-2024 22:51
Msointl.dll.x64.1028 16.0.5478.1000 2,356,360 12-Nov-2024 22:55
Msointl.dll.x64.1029 16.0.5478.1000 1,954,976 12-Nov-2024 22:55
Msointl.dll.x64.1030 16.0.5478.1000 1,784,560 12-Nov-2024 22:55
Msointl.dll.x64.1031 16.0.5478.1000 1,975,032 12-Nov-2024 22:55
Msointl.dll.x64.1032 16.0.5478.1000 2,084,008 12-Nov-2024 22:55
Msointl.dll.x64.1033 16.0.5430.1000 1,566,264 12-Nov-2024 04:11
Msointl.dll.x64.1035 16.0.5478.1000 1,765,112 12-Nov-2024 22:55
Msointl.dll.x64.1036 16.0.5478.1000 2,002,184 12-Nov-2024 22:55
Msointl.dll.x64.1037 16.0.5478.1000 2,947,688 12-Nov-2024 22:55
Msointl.dll.x64.1038 16.0.5478.1000 1,978,016 12-Nov-2024 22:43
Msointl.dll.x64.1040 16.0.5478.1000 1,793,224 12-Nov-2024 22:55
Msointl.dll.x64.1041 16.0.5478.1000 2,038,944 12-Nov-2024 22:55
Msointl.dll.x64.1042 16.0.5478.1000 2,795,688 12-Nov-2024 22:55
Msointl.dll.x64.1043 16.0.5478.1000 1,797,792 12-Nov-2024 22:55
Msointl.dll.x64.1044 16.0.5478.1000 1,747,616 12-Nov-2024 22:55
Msointl.dll.x64.1045 16.0.5478.1000 1,943,720 12-Nov-2024 22:55
Msointl.dll.x64.1046 16.0.5478.1000 1,856,192 12-Nov-2024 22:55
Msointl.dll.x64.1048 16.0.5478.1000 1,989,288 12-Nov-2024 22:55
Msointl.dll.x64.1049 16.0.5478.1000 1,930,456 12-Nov-2024 22:55
Msointl.dll.x64.1050 16.0.5478.1000 1,768,608 12-Nov-2024 22:55
Msointl.dll.x64.1051 16.0.5478.1000 1,998,504 12-Nov-2024 22:43
Msointl.dll.x64.1053 16.0.5478.1000 1,761,448 12-Nov-2024 22:55
Msointl.dll.x64.1054 16.0.5478.1000 1,853,600 12-Nov-2024 22:55
Msointl.dll.x64.1055 16.0.5478.1000 2,025,632 12-Nov-2024 22:55
Msointl.dll.x64.1057 16.0.5478.1000 1,648,320 12-Nov-2024 22:43
Msointl.dll.x64.1058 16.0.5478.1000 1,918,112 12-Nov-2024 22:55
Msointl.dll.x64.1060 16.0.5478.1000 1,834,688 12-Nov-2024 22:43
Msointl.dll.x64.1061 16.0.5478.1000 1,758,448 12-Nov-2024 22:43
Msointl.dll.x64.1062 16.0.5478.1000 1,858,752 12-Nov-2024 22:55
Msointl.dll.x64.1063 16.0.5478.1000 1,872,032 12-Nov-2024 22:55
Msointl.dll.x64.1066 16.0.5478.1000 2,032,368 12-Nov-2024 22:43
Msointl.dll.x64.1069 16.0.5478.1000 1,767,584 12-Nov-2024 22:51
Msointl.dll.x64.1081 16.0.5478.1000 1,979,048 12-Nov-2024 22:55
Msointl.dll.x64.1086 16.0.5478.1000 1,675,936 12-Nov-2024 22:43
Msointl.dll.x64.1087 16.0.5478.1000 2,130,600 12-Nov-2024 22:55
Msointl.dll.x64.1095 16.0.5478.1000 1,857,184 12-Nov-2024 22:51
Msointl.dll.x64.1099 16.0.5478.1000 1,967,304 12-Nov-2024 22:51
Msointl.dll.x64.1110 16.0.5478.1000 1,801,376 12-Nov-2024 22:51
Msointl.dll.x64.2052 16.0.5478.1000 2,348,680 12-Nov-2024 22:55
Msointl.dll.x64.2070 16.0.5478.1000 1,862,856 12-Nov-2024 22:55
Msointl.dll.x64.2074 16.0.5478.1000 1,792,704 12-Nov-2024 22:55
Msointl.dll.x64.3082 16.0.5478.1000 1,853,088 12-Nov-2024 22:55
Msointl.dll.x64.9242 16.0.5478.1000 1,821,864 12-Nov-2024 22:55
Msointl.dll.x86.1025 16.0.5432.1000 3,290,056 12-Nov-2024 13:28
Msointl.dll.x86.1026 16.0.5430.1000 1,888,344 12-Nov-2024 13:28
Msointl.dll.x86.1028 16.0.5432.1000 2,331,752 12-Nov-2024 13:28
Msointl.dll.x86.1029 16.0.5430.1000 1,930,184 12-Nov-2024 13:28
Msointl.dll.x86.1030 16.0.5430.1000 1,760,200 12-Nov-2024 13:28
Msointl.dll.x86.1031 16.0.5430.1000 1,950,400 12-Nov-2024 13:28
Msointl.dll.x86.1032 16.0.5430.1000 2,059,720 12-Nov-2024 13:28
Msointl.dll.x86.1033 16.0.5430.1000 1,541,688 12-Nov-2024 04:14
Msointl.dll.x86.1035 16.0.5430.1000 1,741,000 12-Nov-2024 13:28
Msointl.dll.x86.1036 16.0.5430.1000 1,977,304 12-Nov-2024 13:28
Msointl.dll.x86.1037 16.0.5432.1000 2,910,096 12-Nov-2024 13:28
Msointl.dll.x86.1038 16.0.5430.1000 1,953,880 12-Nov-2024 13:28
Msointl.dll.x86.1040 16.0.5430.1000 1,769,128 12-Nov-2024 13:28
Msointl.dll.x86.1041 16.0.5430.1000 2,014,664 12-Nov-2024 13:28
Msointl.dll.x86.1042 16.0.5432.1000 2,771,512 12-Nov-2024 13:28
Msointl.dll.x86.1043 16.0.5430.1000 1,773,512 12-Nov-2024 13:28
Msointl.dll.x86.1044 16.0.5430.1000 1,723,448 12-Nov-2024 13:28
Msointl.dll.x86.1045 16.0.5430.1000 1,919,432 12-Nov-2024 13:28
Msointl.dll.x86.1046 16.0.5430.1000 1,831,368 12-Nov-2024 13:28
Msointl.dll.x86.1048 16.0.5430.1000 1,965,248 12-Nov-2024 13:28
Msointl.dll.x86.1049 16.0.5432.1000 1,906,336 12-Nov-2024 13:28
Msointl.dll.x86.1050 16.0.5432.1000 1,743,928 12-Nov-2024 13:28
Msointl.dll.x86.1051 16.0.5430.1000 1,973,920 12-Nov-2024 13:28
Msointl.dll.x86.1053 16.0.5430.1000 1,736,896 12-Nov-2024 13:28
Msointl.dll.x86.1054 16.0.5432.1000 1,829,568 12-Nov-2024 13:28
Msointl.dll.x86.1055 16.0.5432.1000 2,001,056 12-Nov-2024 13:28
Msointl.dll.x86.1057 16.0.5430.1000 1,624,232 12-Nov-2024 13:28
Msointl.dll.x86.1058 16.0.5430.1000 1,894,056 12-Nov-2024 13:28
Msointl.dll.x86.1060 16.0.5432.1000 1,810,088 12-Nov-2024 13:28
Msointl.dll.x86.1061 16.0.5430.1000 1,733,688 12-Nov-2024 13:28
Msointl.dll.x86.1062 16.0.5432.1000 1,834,176 12-Nov-2024 13:28
Msointl.dll.x86.1063 16.0.5432.1000 1,847,752 12-Nov-2024 13:28
Msointl.dll.x86.1066 16.0.5430.1000 2,008,120 12-Nov-2024 13:28
Msointl.dll.x86.1081 16.0.5432.1000 1,954,280 12-Nov-2024 13:28
Msointl.dll.x86.1086 16.0.5430.1000 1,651,800 12-Nov-2024 13:28
Msointl.dll.x86.1087 16.0.5430.1000 2,106,536 12-Nov-2024 13:28
Msointl.dll.x86.2052 16.0.5432.1000 2,324,616 12-Nov-2024 13:28
Msointl.dll.x86.2070 16.0.5430.1000 1,838,536 12-Nov-2024 13:28
Msointl.dll.x86.2074 16.0.5430.1000 1,768,136 12-Nov-2024 13:28
Msointl.dll.x86.3082 16.0.5432.1000 1,828,440 12-Nov-2024 13:28
Msointl.dll.x86.9242 16.0.5432.1000 1,797,288 12-Nov-2024 13:28
Msores.dll 16.0.5419.1000 81,687,096 12-Nov-2024 04:11
Msores.dll.x86 16.0.5420.1000 81,687,096 12-Nov-2024 04:16

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