CVE-2018-12396

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.

References

https://www.mozilla.org/security/advisories/mfsa2018-27/

https://www.mozilla.org/security/advisories/mfsa2018-26/

https://www.debian.org/security/2018/dsa-4324

https://usn.ubuntu.com/3801-1/

https://security.gentoo.org/glsa/201811-04

https://lists.debian.org/debian-lts-announce/2018/11/msg00008.html

https://bugzilla.mozilla.org/show_bug.cgi?id=1483602

https://access.redhat.com/errata/RHSA-2018:3006

https://access.redhat.com/errata/RHSA-2018:3005

http://www.securitytracker.com/id/1041944

http://www.securityfocus.com/bid/105718

Details

Source: Mitre, NVD

Risk Information

CVSS v2

CVSS v3