Microsoft pushed emergency patches this week for two zero-day vulnerabilities in Windows Defender, the antivirus software ...

CISA has added the Microsoft Malware Protection Engine and Microsoft Defender Antimalware Platform vulnerabilities to its KEV ...

Microsoft patched two actively exploited Defender zero-days affecting Windows systems and security components.

Microsoft has disclosed that a privilege escalation and a denial-of-service flaw in Defender has come under active ...

Microsoft pushed out-of-band patches on May 21, 2026, for two actively exploited Windows Defender zero-days — one that lets a ...

A zero-day exploit circulating online allows people with physical access to a Windows 11 system to bypass default BitLocker ...

Microsoft's May Patch Tuesday looked quiet. Since then, there's been an unpatched Exchange CVE, three Defender flaws, and a ...

Microsoft has announced mitigations for CVE-2026-45585, a BitLocker bypass triggered via FsTx in Windows Recovery.

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. This voice experience is generated by AI. Learn more. This ...

On Wednesday, Microsoft started rolling out security patches for two Defender vulnerabilities that have been exploited in ...