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Is Synology Office Extension safe?

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

Medium risk

Synology extension with postMessage handlers lacking origin validation, creating potential for cross-site attacks from malicious websites.

v3.0.0Chrome Web Store
45Risk

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

Publishers can request a review.

Updated 10 April 2026odamfmfcmgcaghpmeppfiaaafahcnfbc

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