CVE-2026-16392

Critical

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.

mozilla·CWE-670·Published 2026-07-21

CVSS

9.1

EPSS

0.01

KEV

Exploits

cve.orgen

124 chars

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.

NVDen

124 chars

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.

Compilación JIT incorrecta en el motor javascript_disabled: componente JIT. Esta vulnerabilidad fue corregida en Firefox 153 y Thunderbird 153.

Version	Type	Source	Base	Exp	Impact	Vector
3.1	Primary	cve.org	9.1	—	—	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
3.1	Secondary	NVD	9.1	3.9	5.2	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
3.1	Secondary	ENISA EUVD	9.1	—	—	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H