Microsoft Exchange Server 2016 and 2019 affected, but Microsoft released a fix.

Microsoft released out-of-band Exchange Server security update that fixes a high-severity mailbox access vulnerability ...

Microsoft has released the June 2025 security baseline update for Windows Server 2025 to help admins use the best configurations for their systems. Microsoft has announced the release of the June 2025 ...

Microsoft has warned users of the Windows Server 2019 operating system that the most recent Patch Tuesday security update may fail, exposing them to the vulnerabilities it was meant to mitigate. An ...

Microsoft says the August 2026 security update may trigger 0xc0000409 errors on Windows Server 2016 systems where the Compatibility Appraiser diagnostic service is enabled.

Microsoft announced that Windows Server 2022 will reach the mainstream end date in October 2026, but will switch to extended support and continue receiving security updates for five more years.

A sweeping cyber-espionage campaign organization centered on vulnerable versions of Microsoft's server software has now claimed about 400 victims, according to researchers at Netherlands-based Eye ...

The server OS "Windows Server 2022" provided by Microsoft will reach a significant milestone in its lifecycle when its mainstream support ends on October 13, 2026 (*a date also noted in some related ...

Microsoft has yet to set a firm Exchange Server SE CU1 release date as engineers work through AI-assisted security findings and ongoing patch releases. Microsoft is holding Exchange Server SE CU1 ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Out-of-band Windows 11 update confirmed for Dell users. Updated July 21: This article, ...