Microsoft patches LegacyHive Windows zero-day vulnerability
Microsoft has released security patches to address a Windows zero-day vulnerability known as “LegacyHive,” disclosed after the July 2026 Patch Tuesday. The security flaw was disclosed by a security researcher who uses the “Nightmare Eclipse” handle in protest of Microsoft’s bug bounty and vulnerability disclosure practices. Nightmare Eclipse published a LegacyHive proof-of-concept (PoC) exploit hours […]
