Overview On April 15, NSFOCUS CERT detected that Microsoft released the April Security Update patch, fixing 165 security issues involving Windows, Microsoft Office, Microsoft SQL Server, Microsoft ...

Microsoft has released emergency software updates to fix issues that disrupted some Windows Server systems following its ...

Microsoft extends ESU support for Skype for Business Server and Exchange 2016/2019, offering critical security updates through 2026.

Microsoft has released out-of-band (OOB) security updates to patch a critical-severity Windows Server Update Service (WSUS) vulnerability with publicly available proof-of-concept exploit code. WSUS is ...

Installing this month's Windows Server security update has knocked some enterprise domain controllers into continuous reboot cycles.

Microsoft has pushed out an out-of-band update to address the restart loop that hit some Windows Server devices after its April update. The fix will spare administrators the headache of forced server ...

Microsoft has fixed a known issue causing authentication problems on Windows Server domain controllers after installing the April 2025 security updates. Platforms affected by these problems include ...

Out-of-band (OOB) is an upgrade that has been made available by Microsoft to address problems with Windows Server systems following ...

Update, April 30, 2025: This story, originally published April 28, has been updated with further information regarding the hotpatching security update service for Windows Server 2025 users, as well as ...