Summary

This security update resolves a security feature bypass vulnerability that exists when Microsoft Office does not validate URLs. To learn more about this vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2019-0540.

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

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 Determining your Office version).

Improvements and fixes

This security update contains the following improvements and fixes:

  • This update improves translations of some error messages for multiple languages of Microsoft Excel 2016.

  • When you accept multiple separate instances of a recurring meeting, and then you synchronize the Calendar folder in Outlook 2016, you notice that some instances are sometimes mistakenly removed from the calendar.

How to get and install the update

Method 1: Microsoft Update

This update is available through Windows Update. When you turn on automatic updating, this update will be downloaded and installed automatically. For more information about how to turn on automatic updating, 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: February 12, 2019.

Security update replacement information

This security update replaces the previously released security update 4461535.

File hash information

File name

SHA1 hash

SHA256 hash

mso2016-kb4462146-fullfile-x86-glb.exe

AE91485FB8DD16961CC4444371895E7F055779E4

02B8BBD5D607520A56C45643B59317C5C8A162D78B9D62E123FA7B8639FD5200

mso2016-kb4462146-fullfile-x64-glb.exe

E16026BB3E845159F46574ACA6B38AD97413C08B

DA2D1FFCE9DA7DC5720F9A96C158311623EFC98758260845825704D5CB5CD7D7


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

firstrun.exe

firstrun.exe

16.0.4810.1000

770136

16-Jan-19

06:26

msointl.dll.x86.1025

msointl.dll

16.0.4810.1000

3286160

16-Jan-19

06:33

msointl.dll.x86.1026

msointl.dll

16.0.4810.1000

1884504

16-Jan-19

06:30

msointl.dll.x86.1027

msointl.dll

16.0.4810.1000

1816208

16-Jan-19

06:48

msointl.dll.x86.1029

msointl.dll

16.0.4810.1000

1926288

16-Jan-19

06:33

msointl.dll.x86.1030

msointl.dll

16.0.4807.1000

1756504

16-Jan-19

08:09

msointl.dll.x86.1031

msointl.dll

16.0.4807.1000

1946968

16-Jan-19

08:09

msointl.dll.x86.1032

msointl.dll

16.0.4807.1000

2055512

16-Jan-19

08:09

msointl.dll.x86.3082

msointl.dll

16.0.4810.1000

1824392

16-Jan-19

06:33

msointl.dll.x86.1061

msointl.dll

16.0.4807.1000

1729880

16-Jan-19

08:06

msointl.dll.x86.1069

msointl.dll

16.0.4810.1000

1739104

16-Jan-19

06:48

msointl.dll.x86.1035

msointl.dll

16.0.4807.1000

1736536

16-Jan-19

08:09

msointl.dll.x86.1036

msointl.dll

16.0.4807.1000

1973632

16-Jan-19

08:09

msointl.dll.x86.1110

msointl.dll

16.0.4810.1000

1772888

16-Jan-19

06:48

msointl.dll.x86.1095

msointl.dll

16.0.4810.1000

1828704

16-Jan-19

06:48

msointl.dll.x86.1037

msointl.dll

16.0.4807.1000

2906400

16-Jan-19

08:09

msointl.dll.x86.1081

msointl.dll

16.0.4807.1000

1950552

16-Jan-19

08:09

msointl.dll.x86.1050

msointl.dll

16.0.4810.1000

1739920

16-Jan-19

06:33

msointl.dll.x86.1038

msointl.dll

16.0.4807.1000

1950040

16-Jan-19

08:06

msointl.dll.x86.1057

msointl.dll

16.0.4810.1000

1620104

16-Jan-19

06:30

msointl.dll.x86.1040

msointl.dll

16.0.4810.1000

1764704

16-Jan-19

06:33

msointl.dll.x86.1041

msointl.dll

16.0.4810.1000

2010976

16-Jan-19

06:33

msointl.dll.x86.1087

msointl.dll

16.0.4810.1000

2101904

16-Jan-19

06:33

msointl.dll.x86.1099

msointl.dll

16.0.4810.1000

1938784

16-Jan-19

06:49

msointl.dll.x86.1042

msointl.dll

16.0.4810.1000

2766992

16-Jan-19

06:33

msointl.dll.x86.1063

msointl.dll

16.0.4810.1000

1844064

16-Jan-19

06:33

msointl.dll.x86.1062

msointl.dll

16.0.4810.1000

1830024

16-Jan-19

06:33

msointl.dll.x86.1086

msointl.dll

16.0.4810.1000

1647240

16-Jan-19

06:31

msointl.dll.x86.1044

msointl.dll

16.0.4810.1000

1719432

16-Jan-19

06:33

msointl.dll.x86.1043

msointl.dll

16.0.4807.1000

1769296

16-Jan-19

08:09

msointl.dll.x86.1045

msointl.dll

16.0.4810.1000

1915528

16-Jan-19

06:33

msointl.dll.x86.1046

msointl.dll

16.0.4810.1000

1827472

16-Jan-19

06:33

msointl.dll.x86.2070

msointl.dll

16.0.4810.1000

1834128

16-Jan-19

06:33

msointl.dll.x86.1048

msointl.dll

16.0.4810.1000

1960584

16-Jan-19

06:33

msointl.dll.x86.1049

msointl.dll

16.0.4810.1000

1901704

16-Jan-19

06:33

msointl.dll.x86.1051

msointl.dll

16.0.4810.1000

1969800

16-Jan-19

06:31

msointl.dll.x86.1060

msointl.dll

16.0.4810.1000

1806176

16-Jan-19

06:31

msointl.dll.x86.2074

msointl.dll

16.0.4795.1000

1764192

16-Jan-19

08:09

msointl.dll.x86.9242

msointl.dll

16.0.4810.1000

1793160

16-Jan-19

06:33

msointl.dll.x86.1053

msointl.dll

16.0.4810.1000

1732960

16-Jan-19

06:33

msointl.dll.x86.1054

msointl.dll

16.0.4810.1000

1825416

16-Jan-19

06:33

msointl.dll.x86.1055

msointl.dll

16.0.4810.1000

1996936

16-Jan-19

06:33

msointl.dll.x86.1058

msointl.dll

16.0.4810.1000

1889928

16-Jan-19

06:33

msointl.dll.x86.1066

msointl.dll

16.0.4810.1000

2003592

16-Jan-19

06:31

msointl.dll.x86.2052

msointl.dll

16.0.4810.1000

2320168

16-Jan-19

06:33

msointl.dll.x86.1028

msointl.dll

16.0.4810.1000

2327632

16-Jan-19

06:33

msores.dll

msores.dll

16.0.4795.1000

81683304

15-Jan-19

08:45

msores.dll.x86

msores.dll

16.0.4795.1000

81683304

15-Jan-19

08:56

mso.dll.x86

mso.dll

16.0.4810.1000

14394512

16-Jan-19

06:25

msointl.dll.x86.1033

msointl.dll

16.0.4795.1000

1537880

15-Jan-19

08:45

File identifier

File name

File version

File size

Date

Time

firstrun.exe

firstrun.exe

16.0.4702.1000

815280

15-Jan-19

08:55

msointl.dll.x64.1025

msointl.dll

16.0.4810.1000

3323232

16-Jan-19

06:57

msointl.dll.x64.1026

msointl.dll

16.0.4810.1000

1908360

16-Jan-19

06:34

msointl.dll.x64.1027

msointl.dll

16.0.4810.1000

1840480

16-Jan-19

06:51

msointl.dll.x64.1029

msointl.dll

16.0.4810.1000

1950344

16-Jan-19

06:57

msointl.dll.x64.1030

msointl.dll

16.0.4810.1000

1780576

16-Jan-19

06:57

msointl.dll.x64.1031

msointl.dll

16.0.4810.1000

1971336

16-Jan-19

06:57

msointl.dll.x64.1032

msointl.dll

16.0.4810.1000

2079880

16-Jan-19

06:57

msointl.dll.x64.3082

msointl.dll

16.0.4810.1000

1848968

16-Jan-19

06:57

msointl.dll.x64.1061

msointl.dll

16.0.4810.1000

1753952

16-Jan-19

06:34

msointl.dll.x64.1069

msointl.dll

16.0.4810.1000

1762952

16-Jan-19

06:51

msointl.dll.x64.1035

msointl.dll

16.0.4810.1000

1760904

16-Jan-19

06:57

msointl.dll.x64.1036

msointl.dll

16.0.4810.1000

1997704

16-Jan-19

06:57

msointl.dll.x64.1110

msointl.dll

16.0.4810.1000

1797264

16-Jan-19

06:51

msointl.dll.x64.1095

msointl.dll

16.0.4810.1000

1853072

16-Jan-19

06:51

msointl.dll.x64.1037

msointl.dll

16.0.4810.1000

2943064

16-Jan-19

06:57

msointl.dll.x64.1081

msointl.dll

16.0.4810.1000

1974928

16-Jan-19

06:57

msointl.dll.x64.1050

msointl.dll

16.0.4810.1000

1764496

16-Jan-19

06:57

msointl.dll.x64.1038

msointl.dll

16.0.4810.1000

1973904

16-Jan-19

06:34

msointl.dll.x64.1057

msointl.dll

16.0.4810.1000

1644176

16-Jan-19

06:34

msointl.dll.x64.1040

msointl.dll

16.0.4810.1000

1789072

16-Jan-19

06:57

msointl.dll.x64.1041

msointl.dll

16.0.4810.1000

2034824

16-Jan-19

06:57

msointl.dll.x64.1087

msointl.dll

16.0.4810.1000

2126480

16-Jan-19

06:57

msointl.dll.x64.1099

msointl.dll

16.0.4810.1000

1962640

16-Jan-19

06:51

msointl.dll.x64.1042

msointl.dll

16.0.4810.1000

2791568

16-Jan-19

06:57

msointl.dll.x64.1063

msointl.dll

16.0.4810.1000

1867920

16-Jan-19

06:57

msointl.dll.x64.1062

msointl.dll

16.0.4810.1000

1854096

16-Jan-19

06:57

msointl.dll.x64.1086

msointl.dll

16.0.4810.1000

1671816

16-Jan-19

06:34

msointl.dll.x64.1044

msointl.dll

16.0.4810.1000

1743496

16-Jan-19

06:57

msointl.dll.x64.1043

msointl.dll

16.0.4810.1000

1793680

16-Jan-19

06:57

msointl.dll.x64.1045

msointl.dll

16.0.4810.1000

1939592

16-Jan-19

06:57

msointl.dll.x64.1046

msointl.dll

16.0.4810.1000

1852048

16-Jan-19

06:57

msointl.dll.x64.2070

msointl.dll

16.0.4810.1000

1858696

16-Jan-19

06:57

msointl.dll.x64.1048

msointl.dll

16.0.4810.1000

1985376

16-Jan-19

06:57

msointl.dll.x64.1049

msointl.dll

16.0.4810.1000

1926496

16-Jan-19

06:57

msointl.dll.x64.1051

msointl.dll

16.0.4810.1000

1993864

16-Jan-19

06:34

msointl.dll.x64.1060

msointl.dll

16.0.4810.1000

1830544

16-Jan-19

06:34

msointl.dll.x64.2074

msointl.dll

16.0.4810.1000

1788560

16-Jan-19

06:57

msointl.dll.x64.9242

msointl.dll

16.0.4810.1000

1817232

16-Jan-19

06:57

msointl.dll.x64.1053

msointl.dll

16.0.4810.1000

1757536

16-Jan-19

06:57

msointl.dll.x64.1054

msointl.dll

16.0.4810.1000

1849488

16-Jan-19

06:57

msointl.dll.x64.1055

msointl.dll

16.0.4810.1000

2021744

16-Jan-19

06:57

msointl.dll.x64.1058

msointl.dll

16.0.4810.1000

1914208

16-Jan-19

06:57

msointl.dll.x64.1066

msointl.dll

16.0.4810.1000

2028384

16-Jan-19

06:34

msointl.dll.x64.2052

msointl.dll

16.0.4810.1000

2344536

16-Jan-19

06:57

msointl.dll.x64.1028

msointl.dll

16.0.4810.1000

2352216

16-Jan-19

06:57

msointl.dll.x86.1025

msointl.dll

16.0.4810.1000

3286160

16-Jan-19

06:33

msointl.dll.x86.1026

msointl.dll

16.0.4810.1000

1884504

16-Jan-19

06:30

msointl.dll.x86.1029

msointl.dll

16.0.4810.1000

1926288

16-Jan-19

06:33

msointl.dll.x86.1030

msointl.dll

16.0.4807.1000

1756504

16-Jan-19

08:09

msointl.dll.x86.1031

msointl.dll

16.0.4807.1000

1946968

16-Jan-19

08:09

msointl.dll.x86.1032

msointl.dll

16.0.4807.1000

2055512

16-Jan-19

08:09

msointl.dll.x86.3082

msointl.dll

16.0.4810.1000

1824392

16-Jan-19

06:33

msointl.dll.x86.1061

msointl.dll

16.0.4807.1000

1729880

16-Jan-19

08:06

msointl.dll.x86.1035

msointl.dll

16.0.4807.1000

1736536

16-Jan-19

08:09

msointl.dll.x86.1036

msointl.dll

16.0.4807.1000

1973632

16-Jan-19

08:09

msointl.dll.x86.1037

msointl.dll

16.0.4807.1000

2906400

16-Jan-19

08:09

msointl.dll.x86.1081

msointl.dll

16.0.4807.1000

1950552

16-Jan-19

08:09

msointl.dll.x86.1050

msointl.dll

16.0.4810.1000

1739920

16-Jan-19

06:33

msointl.dll.x86.1038

msointl.dll

16.0.4807.1000

1950040

16-Jan-19

08:06

msointl.dll.x86.1057

msointl.dll

16.0.4810.1000

1620104

16-Jan-19

06:30

msointl.dll.x86.1040

msointl.dll

16.0.4810.1000

1764704

16-Jan-19

06:33

msointl.dll.x86.1041

msointl.dll

16.0.4810.1000

2010976

16-Jan-19

06:33

msointl.dll.x86.1087

msointl.dll

16.0.4810.1000

2101904

16-Jan-19

06:33

msointl.dll.x86.1042

msointl.dll

16.0.4810.1000

2766992

16-Jan-19

06:33

msointl.dll.x86.1063

msointl.dll

16.0.4810.1000

1844064

16-Jan-19

06:33

msointl.dll.x86.1062

msointl.dll

16.0.4810.1000

1830024

16-Jan-19

06:33

msointl.dll.x86.1086

msointl.dll

16.0.4810.1000

1647240

16-Jan-19

06:31

msointl.dll.x86.1044

msointl.dll

16.0.4810.1000

1719432

16-Jan-19

06:33

msointl.dll.x86.1043

msointl.dll

16.0.4807.1000

1769296

16-Jan-19

08:09

msointl.dll.x86.1045

msointl.dll

16.0.4810.1000

1915528

16-Jan-19

06:33

msointl.dll.x86.1046

msointl.dll

16.0.4810.1000

1827472

16-Jan-19

06:33

msointl.dll.x86.2070

msointl.dll

16.0.4810.1000

1834128

16-Jan-19

06:33

msointl.dll.x86.1048

msointl.dll

16.0.4810.1000

1960584

16-Jan-19

06:33

msointl.dll.x86.1049

msointl.dll

16.0.4810.1000

1901704

16-Jan-19

06:33

msointl.dll.x86.1051

msointl.dll

16.0.4810.1000

1969800

16-Jan-19

06:31

msointl.dll.x86.1060

msointl.dll

16.0.4810.1000

1806176

16-Jan-19

06:31

msointl.dll.x86.2074

msointl.dll

16.0.4795.1000

1764192

16-Jan-19

08:09

msointl.dll.x86.9242

msointl.dll

16.0.4810.1000

1793160

16-Jan-19

06:33

msointl.dll.x86.1053

msointl.dll

16.0.4810.1000

1732960

16-Jan-19

06:33

msointl.dll.x86.1054

msointl.dll

16.0.4810.1000

1825416

16-Jan-19

06:33

msointl.dll.x86.1055

msointl.dll

16.0.4810.1000

1996936

16-Jan-19

06:33

msointl.dll.x86.1058

msointl.dll

16.0.4810.1000

1889928

16-Jan-19

06:33

msointl.dll.x86.1066

msointl.dll

16.0.4810.1000

2003592

16-Jan-19

06:31

msointl.dll.x86.2052

msointl.dll

16.0.4810.1000

2320168

16-Jan-19

06:33

msointl.dll.x86.1028

msointl.dll

16.0.4810.1000

2327632

16-Jan-19

06:33

conversion.office.msores.dll

msores.dll

16.0.4795.1000

81683088

15-Jan-19

08:50

msores.dll

msores.dll

16.0.4795.1000

81683088

15-Jan-19

08:45

ppt.conversion.msores.dll

msores.dll

16.0.4795.1000

81683088

ppt.edit.msores.dll

msores.dll

16.0.4795.1000

81683088

wac.office.msores.dll

msores.dll

16.0.4795.1000

81683088

msores.dll

msores.dll

16.0.4795.1000

81683304

15-Jan-19

08:45

msores.dll.x86

msores.dll

16.0.4795.1000

81683304

15-Jan-19

08:56

mso.dll.x64

mso.dll

16.0.4810.1000

19844472

16-Jan-19

06:29

mso.dll.x86

mso.dll

16.0.4810.1000

14394512

16-Jan-19

06:25

msointl.dll.x64.1033

msointl.dll

16.0.4795.1000

1562448

15-Jan-19

08:50

msointl.dll.x86.1033

msointl.dll

16.0.4795.1000

1537880

15-Jan-19

08:45

How to get help and support for this security update

Help for installing updates: Protect yourself online

Help for protecting your Windows-based computer from viruses and malware: Microsoft Security

Local support according to your country: International Support

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