Input validation error in Mozilla products - CVE-2025-14330
Published: December 9, 2025
Vulnerability identifier: #VU119417
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2025-14330
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Mozilla
Affected software:
Mozilla Firefox
Firefox ESR
Firefox for Android
Mozilla Firefox
Firefox ESR
Firefox for Android
Detailed vulnerability description
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due JIT miscompilation in the JavaScript Engine JIT component. A remote attacker can trick the victim into visiting a specially crafted website and bypass implemented security restrictions.
How to mitigate CVE-2025-14330
Install updates from vendor's website.