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Vulnerabilities & PatchesEmerging1 sourceAug 12, 2026 · 10:15via BleepingComputer

New Microsoft Defender 'ShieldBreak' zero-day grants SYSTEM privileges

Brief

Nightmare Eclipse has released a new Microsoft Defender zero-day exploit named "ShieldBreak" after Microsoft released the August 2026 Patch Tuesday security updates. [... ]

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Vulnerabilities & PatchesMicrosoft