Microsoft patches CVE-2026-20841, a high-severity Windows Notepad flaw that could allow code execution via malicious Markdown files.

The technology giant and third-party security vendors are plotting an ambitious overhaul of how their products interoperate.

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 ...

Microsoft released security patches for 31 vulnerabilities across Windows, Office, and Azure, including two actively exploited zero-day flaws. PCWorld reports that critical vulnerabilities affect ...

Today is Microsoft's April 2025 Patch Tuesday, which includes security updates for 134 flaws, including one actively exploited zero-day vulnerability. This Patch Tuesday also fixes eleven "Critical" ...

On August 12, 2025, Microsoft is expected to start rolling out the August 2025 Security Update for Windows 11, which includes several new features and visual changes, in addition to security fixes and ...

ClickFix attack employs fake Windows security udpates. Updated November 27 with another Windows update warning, along with threat intelligence from the Acronis Threat Research Unit regarding the use ...

If Security Center is turned off or missing, Windows cannot correctly show your protection status in the Windows Security app. This usually means the ...