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Is Merch by Amazon Trademark Protection safe?

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

Low risk

Legitimate trademark checking tool for Amazon Merch sellers. Collects product text from Amazon and Etsy pages and transmits it to api.markinformer.com for USPTO trademark verification. Content scripts use innerHTML without sanitization when rendering API responses, creating potential XSS if the API is compromised.

0Risk

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

Publishers can request a review.

Updated 10 April 2026aakigomphmlnijlfonlhcobonfhfipoi

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