Microsoft patches LegacyHive Windows zero-day vulnerability

A security researcher using the "Nightmare Eclipse" handle has released a Windows zero-day exploit dubbed LegacyHive that allows attackers to escalate privileges on up-to-date

Microsoft today pushed software updates to fix a staggering 167 security vulnerabilities in its Windows operating systems and related software, including a SharePoint Server

Microsoft today issued updates to fix more than 1,400 security vulnerabilities in its Windows operating systems and other software. Today's epic patch batch dwarfs September's

Today is Microsoft's July 2026 Patch Tuesday, and with it comes security updates for a record-breaking 570 flaws, including two zero-day vulnerabilities exploited in attacks and

Microsoft has released security updates for a Defender vulnerability known as RoguePlanet, nearly a month after details of the flaw became public. The vulnerability, tracked as

Today is Microsoft's October 2026 Patch Tuesday, with security updates addressing a record-breaking 1,411 flaws, including one actively exploited and two publicly disclosed

Chaotic Eclipse, the security researcher behind the recently disclosed Windows flaws, YellowKey and GreenPlasma, has released a proof-of-concept (PoC) for a Windows privilege

Microsoft has released the Windows 10 KB5082200 extended security update to fix the April 2026 Patch Tuesday vulnerabilities, including 2 zero-days. [...]