Researcher 'Nightmare-Eclipse' Releases Windows Defender Exploit for System Takeover

A disgruntled researcher known as 'Nightmare-Eclipse' released a new proof-of-concept (PoC) exploit for a Windows Defender vulnerability that enables system takeover. The exploit is part of an ongoing conflict with Microsoft, with no indication of the researcher halting their activities. No specific CVE ID, technical details, or dates were provided in the report. The impact involves unauthorized privilege escalation or remote code execution via the Windows Defender flaw. The source of the exploit and its distribution method remain unspecified.