Security Advisory

CVE-2018-12396

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2019-02-28 18:00:00

Last updated 2024-08-05 08:30:59

Assigner mozilla

State PUBLISHED

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.

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