Most RecentNewest TopicsMost LikesMost ViewedExchange Server Roadmap Update Today, we are providing an update on our product roadmap for Microsoft Exchange Server, and our next milestones in the Exchange Server journey. Exchange Server Subscription Edition (SE) is now available We are excited to announce the general availability of Exchange Server Subscription Edition (SE). Upgrading your organization from current versions to Exchange Server SE We wanted to provide additional guidance and FAQ for preparing your organizations for Exchange Server SE release. No Exchange Server Security Updates for November 2025 We are not releasing any Exchange Server Security Updates for November 2025 Released: October 2025 Exchange Server Security Updates We have released Security Updates for Exchange Server SE, Exchange Server 2019 and Exchange Server 2016. Released: December 2025 Exchange Server Security Updates We have released Security Updates for Exchange Server SE. Exchange Server 2019 and 2016 ESU updates only. No Exchange Server Security Updates for January 2026 We are not releasing any Exchange Server Security Updates for January 2026. No Exchange Server Security Updates for March 2026 We are not releasing any Exchange Server Security Updates for March 2026. Why “in-place upgrade” from Exchange 2019 to Exchange SE is low risk We wanted to share information on why we view the "in-place upgrade" to Exchange SE (when available) as a "low risk" operation. Addressing Exchange Server May 2026 vulnerability CVE-2026-42897 We wanted to tell you how to address the Exchange Server May 2026 vulnerability CVE-2026-42897.
