CVE-2025-11153

JIT miscompilation in the JavaScript Engine: JIT component

High · published September 30, 2025

CVSS v3.1
7.5
EPSS
0%
Percentile
13.3
In the wild
Unconfirmed
What it is

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 143.0.3.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00233 · 13.3th percentile
Published
2025-09-30T12:49Z
EPSS history
Timeline
  • 30 SEP 12:49Z
    JIT miscompilation in the JavaScript Engine: JIT component
    cvelistv5