Nightmare Eclipse Drops Windows Zero-Day Exploit ‘ShieldBreak’ | HappeningNow.news

Cybersecurity

Nightmare Eclipse Drops Windows Zero-Day Exploit ‘ShieldBreak’

Dropped on Patch Tuesday, the exploit allows any user to spawn a shell with System privileges.

Source AI Summary Published August 13, 2026 Brief Under 1 min brief
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AI Summary

On Patch Tuesday, a new Windows zero‑day exploit named “ShieldBreak” was released by the group Nightmare Eclipse.

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Part of Shieldbreak coverage 4 tracked stories

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