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Three Microsoft Defender Zero-Days Actively Exploited; Two Still Unpatched

Three Microsoft Defender Zero-Days Actively Exploited; Two Still Unpatched

Ravie LakshmananApr 17, 2026Vulnerability / Endpoint Security Huntress is warning that threat actors are exploiting three recently disclosed security flaws in Microsoft Defender to gain elevated privileges in compromised systems. The activity involves the exploitation of…