Calendar Sharing: Added support for calendar sharing in hybrid environments

Release notes for Office for Mac
September 16, 2025

Version 16.101 (Build 25091314)

Feature updates

Outlook

• Calendar Sharing: Added support for calendar sharing in hybrid environments.
• Scheduling Assistant Update: Meeting organizers are now able to view the time zone information of attendees located in different time zones when using Scheduling Assistant.
• Mail Merge: Users can export contacts and personal distribution lists from Outlook and import them into Word to perform Mail Merge.

Resolved issues
Excel

• Quality and performance improvements.

OneNote

• Quality and performance improvements.

Outlook

• Quality and performance improvements.

PowerPoint

• Quality and performance improvements.

Word

• Quality and performance improvements.

Security updates
Excel

• CVE-2025-54898
• CVE-2025-54899
• CVE-2025-54900
• CVE-2025-54901
• CVE-2025-54902
• CVE-2025-54903
• CVE-2025-54904
• CVE-2025-54896

Word

• CVE-2025-54905

Office Suite

• CVE-2025-54906
• CVE-2025-54910