A new Microsoft Defender zero-day called RoguePlanet reportedly grants SYSTEM privileges on fully patched Windows 10 and Windows 11 devices.

Exploit code has been released for an unpatched Windows privilege escalation flaw reported privately to Microsoft, allowing attackers to gain SYSTEM or elevated administrator permissions. Dubbed ...

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 ...

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

BitLocker has a previously unknown zero-day exploit that lets attackers gain full filesystem access. An attacker with physical access can use a USB and WinRE to bypass recovery and open a system ...

PCWorld reports on the ‘RedSun’ vulnerability in Microsoft Defender affecting Windows 10, 11, and Server systems that allows attackers to gain administrative privileges. Security researcher Chaotic ...

Windows 11 hacked three times on day one of PWN2OWN. Update, May 17, 2025: This story, originally published May 16, has been updated with news of another successful Windows 11 hack at the Pwn2Own ...

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 ...

You need a modified Windows RE, and it's unclear if it's possible to modify one already on the disk without another exploit. Step 3 in the list should be "enter the windows recovery environment, by ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Microsoft confirms Exchange zero-day, CISA warns it's under active exploitation. Updated May ...

With Microsoft set to stop security updates for Windows 10 in October — unless you pay extra — security is top of mind for many businesses and individual users right now. And whether you’re planning ...

Windows is far better today at protecting your security out of the box compared to how it once was, but Windows Security and associated tools still aren’t perfect. You need to look out for threats ...