Exchange Server Subscription Edition (SE) is now available
Jul 1, 2025 · We are excited to announce the general availability of Exchange Server Subscription Edition (SE). This release continues Microsoft’s long tradition of enabling customers to provide …
Exchange Server Roadmap Update | Microsoft Community Hub
May 7, 2024 · Today, we are providing an update on our product roadmap for Microsoft Exchange Server, and our next milestones in the Exchange Server journey.
Released: December 2025 Exchange Server Security Updates
Dec 9, 2025 · Exchange Server 2016 and 2019 are out of support. Customers who enrolled in the Extended Security Update (ESU) program are eligible to receive the December 2025 (and …
Released: August 2025 Exchange Server Security Updates
Aug 12, 2025 · Yes, all Exchange updates are cumulative in nature. Therefore, August 2025 SUs contain the ability for Exchange Server on-premises to support the use of dedicated Exchange …
T-9 months: Exchange Server 2016 and Exchange Server 2019 End …
On October 14, 2025, 9 months from today, Exchange Server 2016 and Exchange Server 2019 reach end of support.
Released: May 2025 Exchange Server Hotfix Updates
May 29, 2025 · Exchange Server 2019 Exchange Server 2016 HUs are available for the following specific versions of Exchange Server: Exchange Server 2019 CU14 and CU15 Exchange …
Released: 2025 H1 Cumulative Update for Exchange Server
Feb 10, 2025 · Today we are announcing the availability of the 2025 H1 Cumulative Update (CU) for Exchange Server 2019 (aka CU15).
MDVM Guidance for CVE-2025-53786: Exchange Hybrid Privilege …
Aug 12, 2025 · Executive Summary Vulnerability Description CVE-2025-53786 is an Elevation of Privilege (EoP) flaw in hybrid Microsoft Exchange Server deployments. Attackers...
Why “in-place upgrade” from Exchange 2019 to Exchange SE is …
May 1, 2025 · So - hang on, you are in hybrid then? Either way, yes, in-place upgrade will work for Exchange 2019 CU14/CU15 to Exchange SE RTM whether the server is n hybrid or not. …
Exchange Server Security Changes for Hybrid Deployments
Apr 18, 2025 · To maintain Exchange hybrid features, Exchange Server will (later this year) start supporting Microsoft Graph API as a replacement for EWS calls from Exchange Server to …