Summary

A remote code execution vulnerability exists in the way that Microsoft WordPad parses specially crafted files.

To learn more about this vulnerability, see CVE-2017-8588.

More Information

Important

  • If you install a language pack after you install this update, you must reinstall this update. Therefore, we recommend that you install any language packs that you need before you install this update. For more information, see Add language packs to Windows.

Known issues

  • The WordPad application may crash upon startup after you install KB 4026061. To resolve this issue, install KB 4036162.

How to obtain and install the update

Method 1: Windows 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 stand-alone package for this update, go to the Microsoft Update Catalog website.

Deployment information

For deployment details for this security update, go to the following article in the Microsoft Knowledge Base:

Security update deployment information: July 11, 2017

More Information

File information The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the 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 the times may change when you perform certain operations on the files.Windows Server 2008 file information

Note: The MANIFEST files (.manifest) and MUM files (.mum) that are installed are not listed.

How to obtain help and support for this security update

Help for installing updates: Windows Update: FAQ Security solutions for IT professionals: TechNet Security Support and Troubleshooting Help for protecting your Windows-based computer from viruses and malware: Microsoft Secure Local support according to your country: International Support

File Information

File hash information

File name

SHA1 hash

SHA256 hash

Windows6.0-KB4026061-ia64.msu

1EB8C2DA62D1BCEE1B7FF30E8FD786167CDE1E4C

DDC8766F63F99A4C7A18C9197FD14741BBE028587FE397C29080B70A760180F1

Windows6.0-KB4026061-x86.msu

3523CBFDC799361663739D38F48C3743EA14EDCC

45396D71AFD94C2B979CBDBFF3F25B737E1B9CC3D8000588A26061FE65557DBB

Windows6.0-KB4026061-x64.msu

A14C3CF21355E18DFDC0CE83935E1180AEB2FE89

77DC8D5A4E8633C19E4F1AB76782FB00083E946E5D297C2E0075175CB720E227

For all supported ia64-based versions

File name

File version

File size

Date

Time

Platform

Wordpad.exe

6.0.6002.19812

665,088

15-Jun-2017

18:30

IA-64

Wordpad.exe

6.0.6002.24133

665,088

16-Jun-2017

14:35

IA-64

Wordpad.exe

6.0.6002.19812

340,480

15-Jun-2017

18:22

x86

Wordpad.exe

6.0.6002.24133

340,480

16-Jun-2017

14:27

x86

For all supported x86-based versions

File name

File version

File size

Date

Time

Platform

Wordpad.exe

6.0.6002.19812

340,480

15-Jun-2017

18:22

x86

Wordpad.exe

6.0.6002.24133

340,480

16-Jun-2017

14:27

x86

For all supported x64-based versions

File name

File version

File size

Date

Time

Platform

Wordpad.exe

6.0.6002.19812

408,576

15-Jun-2017

18:44

x64

Wordpad.exe

6.0.6002.24133

408,576

16-Jun-2017

14:49

x64

Wordpad.exe

6.0.6002.19812

340,480

15-Jun-2017

18:22

x86

Wordpad.exe

6.0.6002.24133

340,480

16-Jun-2017

14:27

x86

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