Semi-Annual Channel (Targeted)

May 8, 2018
Version 1803 (Build 9126.2191)




Excel: Security updates

This channel release contains security updates covered in the following CVEs:

  • CVE-2018-8147: Microsoft Excel Remote Code Execution Vulnerability
  • CVE-2018-8148: Microsoft Excel Remote Code Execution Vulnerability
  • CVE-2018-8162: Microsoft Excel Remote Code Execution Vulnerability
  • CVE-2018-8163: Microsoft Excel Information Disclosure Vulnerability

Excel: Non-security updates

This channel release contains the following non-security updates:

  • Fix an issue where Excel crashes when opening a file from SharePoint Online.
  • Fix a problem where print or print preview only prints or displays a portion of the worksheet, with the content being truncated at a slicer on the worksheet.

Outlook: Security updates

This channel release contains security updates covered in the following CVEs:

  • CVE-2018-8150: Microsoft Outlook Security Feature Bypass Vulnerability

Outlook: Non-security updates

This channel release contains the following non-security updates:

  • Fix an issue where switching to the Outbox or Sent Items folder causes Outlook to crash.
  • Fix an issue where all attendees receive meeting updates when the meeting body or attachments change, instead of sending a meeting update to the attendees being optional.
  • Fix an issue that causes users to be unable to connect to EWS and REST endpoints because of a change in the User-Agent string.

PowerPoint: Non-security updates

This channel release contains the following non-security updates:

  • Fix an issue where PowerPoint crashes when opening a file from SharePoint Online.
  • Fix an issue where the Recovery Pane incorrectly appears when AutoSave is on.
  • Fix an issue where sign-in isn't shown preventing a user from accessing a file.

Project: Non-security updates

This channel release contains the following non-security updates:

  • Fix an issue where using the AutoFilter dropdown on a date column causes all tasks in the project to be hidden.
  • Fix an issue where only tasks from the first summary task show up in the dialog box when adding existing tasks to a timeline when in Timeline view.

Word: Non-security updates

This channel release contains the following non-security updates:

  • Fix an issue where Word crashes when opening a file from SharePoint Online.
  • Fix an issue where lower-case Roman number page numbers are incorrectly changed to upper case.

Office suite: Security updates

This channel release contains security updates covered in the following CVEs:

  • CVE-2018-8157: Microsoft Office Remote Code Execution Vulnerability
  • CVE-2018-8158: Microsoft Office Remote Code Execution Vulnerability


Source: Office 365 client update channel releases

See also: Version and build numbers of update channel releases - Office Support