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Is Allow CORS: Access-Control-Allow-Origin safe?

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

Clean risk

Legitimate CORS header modification tool for developers. Modifies Access-Control-Allow-Origin headers as documented. No data exfiltration, no malicious behavior.

v0.2.1Chrome Web Store
0Risk

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

Publishers can request a review.

Updated 10 April 2026lhobafahddgcelffkeicbaginigeejlf

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