Security Advisory
CVE-2018-12396
6.5
MEDIUM
Vulnerability Description
A vulnerability where a WebExtension can run content scripts in disallowed contexts following navigation or other events. This allows for potential privilege escalation by the WebExtension on sites where content scripts should not be run. This vulnerability affects Firefox ESR < 60.3 and Firefox < 63.
Published Date
February 28, 2019
Official Source
NIST NVD Advisory