These release notes provide information about new features, security updates, and non-security updates that are included in Semi-Annual Channel updates to Office 365 ProPlus in 2018.

Note
  • The following also provides information about new features, security updates, and non-security updates for Visio Pro for Office 365 and Project Online Desktop Client.
  • This information also applies to Office 365 Business, which is the version of Office that comes with some Office 365 plans, such as Business Premium.
  • Semi-Annual Channel was named Deferred Channel prior to January 2018.


Version 1708: June 12

Version 1708 (Build 8431.2270)

Excel: Security updates
  • CVE-2018-8246: Microsoft Excel Information Disclosure Vulnerability
  • CVE-2018-8248: Microsoft Excel Remote Code Execution Vulnerability

Outlook: Security updates
  • CVE-2018-8244: Microsoft Outlook Elevation of Privilege Vulnerability

Outlook: Non-security updates
  • Fix an issue that caused users of Windows 7 SP1 to be unable to add members to Modern Groups.


Source: Release notes for Semi-Annual Channel releases in 2018 | Microsoft Docs