In recent times, exchange server has become increasingly relevant in various contexts. Exchange Server Subscription Edition (SE) is now available. 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 enterprise email service in the mode that’s best for their organization: in the cloud, on-premises, or in hybrid mode. While Exchange Online and Microsoft 365 will continue to offer the latest and most ... Exchange Server Roadmap Update | Microsoft Community Hub. Today, we are providing an update on our product roadmap for Microsoft Exchange Server, and our next milestones in the Exchange Server journey.
Support for Exchange Server 2016 and Exchange Server 2019 ends today. Exchange Server Technology Adoption Program If your organization intends to continue running Exchange Server and you want to test and evaluate pre-release builds of Exchange Server SE releases, you can apply to join the Exchange Server Technology Adoption Program (TAP). Released: October 2025 Exchange Server Security Updates. Starting October 2025 SU, exporting the Exchange Server Auth Certificate and its private key with Export-ExchangeCertificate will be blocked for added security (see KB5069337 for details).
The Auth Certificate is crucial for securing Exchange Server workloads, and exporting its private key is rarely needed. Decommissioning Exchange Server 2016 | Microsoft Community Hub. Building on this, this article will help you decommission Exchange Server 2016 from your organization. More licensing and pricing information for Exchange SE is now available.

Exchange is not something people "add to shopping cart" on our web site. In relation to this, pricing can vary based on your specific licensing agreement, user profile, and deployment scenario. So my best advice is to connect directly with your Microsoft account team or licensing partner for the most accurate information that applies to your situation. MDVM Guidance for CVE-2025-53786: Exchange Hybrid Privilege Escalation. CVE-2025-53786 is an Elevation of Privilege (EoP) flaw in hybrid Microsoft Exchange Server deployments.
Attackers with administrative rights on an on-premises Exchange Server can exploit the shared service principal trust to gain control of the connected Exchange Online environment. Exchange Team Blog | Microsoft Community Hub. We have released Security Updates for Exchange Server SE, Exchange Server 2019 and Exchange Server 2016. Released: April 2025 Exchange Server Hotfix Updates | Microsoft .... Microsoft has released Hotfix Updates (HUs) that enables support for new functionality and address issues in earlier updates.

Furthermore, exchange Server 2019 Exchange Server 2016 HUs are available for the following specific versions of Exchange Server: Exchange Server 2019 CU14 and 2019 CU15 Exchange Server 2016 CU23 The April 2025 HUs do not contain any new Exchange Server security updates. On October 14, 2025, 9 months from today, Exchange Server 2016 and Exchange Server 2019 reach end of support.

📝 Summary
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