The NSA, CISA, Australia's Cyber Security Centre, and Canada's Cyber Centre jointly released comprehensive security practices for Exchange hardening.

Microsoft halts KB5070881 after reports it broke Hotpatch on Windows Server 2025 while patching an actively exploited WSUS ...

An out-of-band (OOB) security update that patches an actively exploited Windows Server Update Service (WSUS) vulnerability ...

Two Windows vulnerabilities—one a zero-day that has been known to attackers since 2017 and the other a critical flaw that Microsoft initially tried and failed to patch recently—are under active ...

Researchers say hackers could be gathering intelligence for future attacks, and authorities warn users to apply patches and ...

Microsoft has released a security update to address a critical remote code execution vulnerability impacting multiple versions of Windows Server Update Services that was not fully eradicated by a ...

Going forward, updates that appear in Windows Update will utilize a simplified naming scheme designed to make it clearer to ...

Microsoft has released an emergency out-of-band security update for Windows Server to address a probable remote code ...

Windows Server 2025 is currently vulnerable to a Remote Code Execution exploit and a patch for the issue doesn't seem to be ...

Microsoft recently pushed an emergency patch to fix a “deserialization of untrusted data” vulnerability found in Windows ...

Sysadmins are urged to patch WSUS vulnerability CVE-2025-59287 as soon as possible, with federal agencies required to update ...

Warnings over hackers exploiting a Windows Server Update have compounded since Microsoft rushed out a patch Friday against a ...