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CVE-2025-14330

CRITICAL CVSS: 9.8 Published: 2025-12-09 Modified: 2026-06-17

Description

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 146, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6.

Affected Platforms

Mozilla FirefoxMozilla Thunderbird

Weakness Type

NVD-CWE-noinfo, CWE-119, CWE-686, CWE-843

References