CVE-2026-8389

Published May 12, 2026

Last updated 10 hours ago

Overview

Description
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3.
Source
security@mozilla.org
NVD status
Analyzed
Products
firefox

Risk scores

CVSS 3.1

Type
Secondary
Base score
7.3
Impact score
3.4
Exploitability score
3.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Severity
HIGH

Weaknesses

134c704f-9b21-4f2e-91b3-4a467353bcc0
CWE-119

Social media

Hype score
Not currently trending

Configurations