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Vulnerability ID

CVE-2025-14325

AI Exploitable

Type confusion in JavaScript Engine: JIT

ProductFirefox

CVSS 3.1High7.3

EPSS0.34%

Has public PoCNo

AI Exploitability

A working PoC was successfully generated by AI

Working AI PoC: Yes
Cheapest run: $23.43
Fastest run: 1.1 hr

Model Matrix Capability Breakdown Vulnerability Details Timeline Community

Model Matrix Capability Breakdown Vulnerability Details Timeline Community

Overview

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.

CWE: CWE-843
Weakness: Access of Resource Using Incompatible Type ('Type Confusion')
Component: JavaScript Engine: JIT
Impact: Not stated
Published: 2025-12-09
Fixed version: 146.0

Risk factors

In-the-WildNot observed

CISA KEVNot listed

Public ExploitNone known

Ransomware useNone known

Severity

CVSS 3.1Only version published

7.3High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Exploitability

Attack VectorNetwork

ComplexityLow

Privileges RequiredNone

User InteractionNone

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

EPSS

Chance of exploitation in the next 30 days

0.34%

SSVC

Stakeholder-specific vulnerability categorization

Not scored. CISA publishes an SSVC decision for a subset of CVEs.