CVE-2018-12369

—

CVSS 3.0

9.8 critical

EPSS

3%p84

Published

Oct 18, 2018 (Oct 18, 2018)

Modified

Jun 17, 2026

Description

WebExtensions bundled with embedded experiments were not correctly checked for proper authorization. This allowed a malicious WebExtension to gain full browser permissions. This vulnerability affects Firefox ESR < 60.1 and Firefox < 61.

Vendors: mozilla canonical
Products: firefox, ubuntu linux
Weakness: CWE-863
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (2.5%)

In the news0 stories

No ingested article mentions this CVE yet.