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#4 BleepingComputer general April 16, 2026 at 20:19 UTC

New Microsoft Defender “RedSun” zero-day PoC grants SYSTEM privileges

By Lawrence Abrams

AI Summary

Researcher 'Chaotic Eclipse' released a proof-of-concept exploit for Microsoft Defender zero-day 'RedSun' that grants SYSTEM privileges, marking the second Defender zero-day published in two weeks. This follows the researcher's protest against Microsoft's handling of security researcher relationships and vulnerability disclosure processes.

Read full article → https://www.bleepingcomputer.com/news/microsoft/ne…

Relevance score: 88.0/100

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