On April 2, 2026, a security researcher using the name Chaotic Eclipse published a blog post stating that they were "doing it again." Under this warning, a link to a GitHub account page for a user ...

In the latest escalation of a public feud with Microsoft, security researcher Nightmare Eclipse released the LegacyHive ...

A security researcher using the "Nightmare Eclipse" handle has released a Windows zero-day exploit dubbed LegacyHive that ...

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 ...

Microsoft no longer wants you to hit the brakes on Windows updates and choose to install them whenever you feel like it. That era is gone, largely because attackers are using AI to quickly exploit ...

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

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 ...

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 ...

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 ...