Microsoft Defender RoguePlanet vulnerability has been patched after a zero-day flaw was disclosed following the June 2026 ...

Windows Defender zero-day CVE-2026-50656 — known as RoguePlanet — has been patched by Microsoft 29 days after researcher ...

Proof-of-concept exploit code is now public for a vulnerability in Microsoft's Remote Registry client that could be used to take control of a Windows domain by downgrading the security of the ...

The newly disclosed Windows Defender flaw, tracked as CVE-2026-50656, could let attackers escalate privileges on fully ...

CISA confirmed on Monday that ransomware gangs are now exploiting a Microsoft Defender privilege escalation vulnerability, dubbed BlueHammer, that has previously been abused in zero-day attacks.

PCWorld reports on the ‘BlueHammer’ zero-day vulnerability that allows attackers to potentially take over Windows computers through privilege escalation. A frustrated security researcher published the ...

Threat actors are using three publicly available proof-of-concept exploits to attack Microsoft Defender and turn the security platform's primary cleanup and protection functions against organizations ...

Researchers have discovered a new way hackers could use to exploit Windows devices. They have found a vulnerability in your PC’s operating system that could let threat actors downgrade it to an older ...

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Windows has come a long way from its wild west days, with multiple protections that guard against dangerous software. But attackers constantly try to evade those defenses—and recently succeeded with a ...

Windows Update may occasionally backfire with faulty patches, but for the most part, it’s meant to keep us safe from the latest threats. Microsoft regularly pushes new patches that address potential ...

A new Windows zero-day reportedly bypasses BitLocker, adding pressure on Microsoft as researchers debate the exploit’s real-world impact.