Is AdBlock — block ads across the web safe?
This security report analyses whether AdBlock — block ads across the web is safe to install on your browser. We check AdBlock — block ads across the web for malicious behaviour, data exfiltration, suspicious permissions, and known vulnerabilities so you can decide if AdBlock — block ads across the web is safe for your personal or enterprise fleet.
AdBlock is a widely-used ad-blocking extension by Adblock, Inc. It collects anonymized usage statistics and filter hit data and transmits them to getadblock.com servers, with user opt-out available. Multiple postMessage handlers lack strict origin checks but use contextual validation such as source window matching.
AI-generated. Findings may contain errors. Those marked Verified have been manually reviewed.
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