Is Mailto: for Gmail™ safe?

Clean risk

Opens mailto: links in a Gmail compose window.

This extension makes mailto: links in Chrome open as Gmail compose windows for the Gmail or Google Apps account you are already signed into. It supports mailto fields such as to, cc, subject, body, and optionally bcc, including links inserted by JavaScript. The description says it does not access your mail account and does not store or transmit personal information.

0Risk

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

Publishers can request a review.

What it can do

Permissions this extension asks for, as declared in version 3.1. Asking for a permission is not a finding on its own - it is what the extension can do if it chooses to.

  • Read and change your data on every site you visit

    *://*/*

  • Run hidden pages in the background

    offscreen

  • Run its own code inside the pages you visit

    scripting

  • Store data in your browser

    storage

Where it sends data

Destinations our analysis observed Mailto: for Gmail™ contacting. Sending data somewhere is not a finding on its own - an extension that syncs your settings has to talk to its own server - but it is where your data can go, and who else it goes to.

  • gmail.com

    Mailto: for Gmail™ sends data to gmail.com. No other extension we have analysed sends data here.

Updated 30 September 2026dgkkmcknielgdhebimdnfahpipajcpjn