PrettyPrague PoC Claims Avast Antivirus Zero-Day Enables SYSTEM Privilege Escalation
Thu Sep 03 2026
Vulnerability
Zero-day
cyberpress.org
A publicly released proof-of-concept exploit named PrettyPrague claims to abuse a zero-day flaw in Gen Digital’s Avast Antivirus, allowing a local user to dump Windows Security Account Manager (SAM) data and obtain an NT AUTHORITY\SYSTEM command shell. The proof of concept was published by the researcher behind the MSNightmare, INFINITE NIGHTMARE, and Nightmare-Eclipse identities. According […]
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