Disgruntled 0-day hunter 'humiliated' by Microsoft pledges 'bone shattering drop' as Redmond calls cops

### Executive summary A security researcher known as 'Nightmare Eclipse' publicly released six Windows zero-day vulnerabilities and proof-of-concept exploits, prompting active exploitation against at least three of the flaws and leaving several unfixed. The article covers Microsoft's public rebuke and potential legal posture, community criticism of Microsoft's handling of coordinated disclosure, and warnings that the rapid weaponization of these POCs has caused measurable enterprise-level damage and shrinking patch windows.