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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Mozilla Firefox ESR
unspecified to < 60.3affected
Mozilla Firefox
unspecified to < 63affected
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1483602 ↗
- https://www.debian.org/security/2018/dsa-4324 ↗
- https://www.mozilla.org/security/advisories/mfsa2018-26/ ↗
- https://security.gentoo.org/glsa/201811-04 ↗
- https://www.mozilla.org/security/advisories/mfsa2018-27/ ↗
- https://access.redhat.com/errata/RHSA-2018:3005 ↗
- http://www.securityfocus.com/bid/105718 ↗
- https://access.redhat.com/errata/RHSA-2018:3006 ↗
- https://usn.ubuntu.com/3801-1/ ↗
- https://lists.debian.org/debian-lts-announce/2018/11/msg00008.html ↗
- http://www.securitytracker.com/id/1041944 ↗