WebExtensions with the correct permissions were able to...
Moderate severity
Unreviewed
Published
Dec 9, 2021
to the GitHub Advisory Database
•
Updated Feb 1, 2023
Description
Published by the National Vulnerability Database
Dec 8, 2021
Published to the GitHub Advisory Database
Dec 9, 2021
Last updated
Feb 1, 2023
WebExtensions with the correct permissions were able to create and install ServiceWorkers for third-party websites that would not have been uninstalled with the extension. This vulnerability affects Firefox < 95.
References