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Is uBlock Origin safe?

This security report analyses whether uBlock Origin is safe to install on your browser. We check uBlock Origin for malicious behaviour, data exfiltration, suspicious permissions, and known vulnerabilities so you can decide if uBlock Origin is safe for your personal or enterprise fleet.

Clean risk

uBlock Origin is a widely trusted, open-source content blocker developed by Raymond Hill (gorhill). The extension is GPL-3.0 licensed with fully re...

0Risk

AI-generated. Findings may contain errors. Those marked Verified have been manually reviewed.

Publishers can request a review.

Updated 10 April 2026cjpalhdlnbpafiamejdnhcphjbkeiagm

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