windows zero-day

BigTech Companies

Microsoft fixes LegacyHive Windows zero-day exploited in attacks

"LegacyHive" is a Windows kernel zero-day that allows privilege escalation and was actively exploited before Microsoft's July 2026 Patch Tuesday…

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BigTech Companies

Windows LegacyHive zero-day grants hackers admin access

Security researcher "Nightmare Eclipse" released a Windows zero-day exploit called LegacyHive that grants elevated privileges on fully patched systems, targeting…

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Artificial Intelligence

Windows Zero-Day Leaked Ahead of Patch Tuesday

The first quarter of 2026 highlights escalating AI-driven security risks, including the exploitation of zero-day vulnerabilities and the critical need…

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BigTech Companies

Windows Zero-Day “BlueHammer” Leaked by Researcher

A security researcher has publicly released exploit code for a new, unpatched privilege escalation vulnerability in Windows. The flaw allows…

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BigTech Companies

Critical Windows 0-Day Fixed: CISA Issues Urgent Alert

A critical Windows zero-day vulnerability (CVE-2026-20805) is being actively exploited, prompting urgent patching and a CISA mandate for federal agencies…

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BigTech Companies

Urgent Windows 0-Day and Critical Flaw Actively Exploited

Two critical Windows vulnerabilities are being actively exploited in widespread global attacks, including a zero-day flaw used since 2017 and…

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