All reports

Is Open in Firefox™ Browser safe?

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

Medium risk

The "Open in Firefox™ Browser" extension is a legitimate utility that enables users to open links and tabs from Chrome/Chromium browsers in Firefox. The extension requires a native messaging host to execute Firefox from the system.

v0.5.0Chrome Web Store
0Risk

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

Publishers can request a review.

Updated 10 April 2026lmeddoobegbaiopohmpmmobpnpjifpii

Worried about Open in Firefox™ Browser? Check what else is installed.

Our free browser scan checks your installed extensions against our threat database in seconds. No signup required.

Scan your browser