Microsoft threatens legal action against researcher Nightmare Eclipse for exploit disclosure
Microsoft is threatening legal action against security researcher Nightmare Eclipse for disclosing zero-day exploits. The company has disabled the researcher's accounts and criticized uncoordinated disclosures, claiming they endanger security. This situation raises concerns about the future of vulnerability disclosure and its impact on cybersecurity research.
- ▪Nightmare Eclipse has publicly released proof-of-concept exploit code for unpatched Windows vulnerabilities since April 2026.
- ▪Microsoft's Digital Crimes Unit is leading the legal threat against the researcher, who claims previous reports were ignored.
- ▪The situation has drawn criticism from the cybersecurity community, with concerns about the chilling effect on future vulnerability disclosures.
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Microsoft threatens legal action against researcher Nightmare Eclipse for exploit disclosure The software giant is going after a security researcher who published zero-day exploits, raising alarms about the future of vulnerability disclosure and its ripple effects across crypto security. Share Add us on Google by Editorial Team May. 30, 2026 window.sevioads = window.sevioads || []; var sevioads_preferences = []; sevioads_preferences[0] = {}; sevioads_preferences[0].zone = "01f21ccf-2092-46b1-9ac7-8c44cc782e0f"; sevioads_preferences[0].adType = "native"; sevioads_preferences[0].inventoryId = "c5700508-581b-472c-8fdd-a931cdbfc8e1"; sevioads_preferences[0].accountId = "1e47efc1-ec2d-4fca-a8b9-354e249e5095"; sevioads.push(sevioads_preferences); Microsoft is picking a fight with a security…
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