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Nightmare Eclipse Drops Windows Zero-Day Exploit ‘ShieldBreak’

·Source: SecurityWeek

Updated:

Executive Summary

Dropped on Patch Tuesday, the exploit allows any user to spawn a shell with System privileges. The post Nightmare Eclipse Drops Windows Zero-Day Exploit ‘ShieldBreak’ appeared first on SecurityWeek .

Analysis

Dropped on Patch Tuesday, the exploit allows any user to spawn a shell with System privileges. The post Nightmare Eclipse Drops Windows Zero-Day Exploit ‘ShieldBreak’ appeared first on SecurityWeek .
Source Attribution

Originally published by SecurityWeek on Aug 13, 2026.

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