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Unpatched Microsoft Defender flaw lets hackers gain admin access

UnknownApr 16, 2026(24 days ago)

A vulnerability in Microsoft Defender allows attackers to gain elevated system privileges.

Laura Pippig reports: A security vulnerability was recently discovered in Microsoft Defender, the first-party Windows 11 antivirus tool used by millions. Attackers can exploit this vulnerability to gain elevated system privileges and cause significant damage without users noticing. The so-called “RedSun” vulnerability was discovered by security researcher Chaotic Eclipse, the same one who previously published a... Source

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Microsoft Azure

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