Rapid7 Vulnerability & Exploit Database

MFSA2018-26 Firefox: Security vulnerabilities fixed in Firefox 63 (CVE-2018-12396)

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MFSA2018-26 Firefox: Security vulnerabilities fixed in Firefox 63 (CVE-2018-12396)

Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
Published
10/23/2018
Created
03/19/2019
Added
10/24/2018
Modified
03/04/2019

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.

Solution(s)

  • mozilla-firefox-upgrade-63_0

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