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Is Environment Marker safe?

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

Clean risk

Environment Marker is a legitimate developer tool that displays environment labels on web pages. The extension fetches configuration from optional user-hosted files and uses Firebase Remote Config for alert messaging, but does not collect or transmit sensitive user data.

v1.2.1Chrome Web Store
0Risk

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

Publishers can request a review.

Updated 10 April 2026ahjhdebcnlgmojdmjnhikhakkghcchkk

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