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#8 Dark Reading general April 09, 2026 at 20:13 UTC

'BlueHammer' Windows Zero-Day Exploit Signals Microsoft Bug Disclosure Issues

By Elizabeth Montalbano

AI Summary

A researcher using the alias "Chaotic Eclipse" released a proof-of-concept exploit called "BlueHammer" for a Windows zero-day vulnerability that allows local privilege escalation to system level. The researcher disclosed the flaw publicly without coordinating with Microsoft, citing an undisclosed dispute with the company over vulnerability disclosure practices.

Read full article → https://www.darkreading.com/vulnerabilities-threat…

Relevance score: 60.0/100

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