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Case File

CVE-2018-12369

CRITICAL · CVSS 9.8 EPSS 2.52%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2018-10-18 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. It affects Firefox.

CVE
CVE-2018-12369
Severity
CRITICAL
CVSS
9.8
EPSS
2.52%
Firefox

Original NVD 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2026-16412 CRITICAL CVE-2026-16411 CRITICAL CVE-2026-16410 CRITICAL CVE-2026-16409 HIGH CVE-2026-16408 CRITICAL CVE-2026-16407 CRITICAL