Nightmare Eclipse Drops New Microsoft Defender Exploit After Revealing Identity
Nightmare Eclipse released a new Windows Defender PoC exploit called BigDiskBuster to prevent Defender from completing platform and signature updates.
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Organization
Nightmare Eclipse
- Mentions · 7d0
- Mentions · 30d0
- All mentions2
- First seenSep 7, 2026
- Last mentionedSep 22, 2026
Timeline
2 articles · newest firstNightmare Eclipse Drops CrowdStrike, Nvidia, Avast Zero-Day Exploits
Researcher Nightmare Eclipse released working zero-day PoCs for Avast, CrowdStrike Falcon, and Nvidia, prompting a Gen patch, CrowdStrike mitigation, and Nvidia investigation.
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Appears with
- OpenCutai model · 1
- CrowdStrike Falcon Sensorproduct · 1
- Kaspersky Endpoint Securityproduct · 1
- PixAIai model · 1
- Windows Defenderproduct · 1
- Nvidiavendor · 1
- DaVinci Resolveai model · 1
- GPT-6 Astraai model · 1
- GenDigitalvendor · 1
- Avast Antivirusproduct · 1
- CrowdStrikevendor · 1
- Avastvendor · 1
- AVGproduct · 1
- Microsoftorganization · 1
- BigDiskBustermalware · 1
- Kasperskyvendor · 1
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