Is PlugIn-Checker safe?

Clean risk

Checks for updates to browser plug-ins using Mozilla’s plugin check page.

This extension helps users check whether installed browser plug-ins such as Flash, Acrobat, Shockwave, Silverlight, Office, or Java have updates available. Its permissions allow access to the active tab and to Mozilla plugin check pages matching the listed URL pattern.

Kevin HartmannFirefox Add-ons
0Risk
Who publishes it

Kevin Hartmann - no other listings under this identity

What this publisher told the store about itself, and the other listings that told it the same thing.

Publisher
Kevin Hartmann

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

Publishers can request a review.

Where it sends data

Destinations our analysis observed PlugIn-Checker 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.

  • mozilla.org

    PlugIn-Checker sends data to mozilla.org. No other extension we have analysed sends data here.

Updated 15 October 2026amo-401312