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Mozilla Firefox JIT Miscompilation Vulnerability

Vulnerability

A Just-In-Time (JIT) miscompilation vulnerability has been identified in the JavaScript engine of Mozilla Firefox, affecting versions prior to 145. This vulnerability could potentially be exploited to cause incorrect program behavior or to bypass security mechanisms.

Impact

Exploitation of this vulnerability could lead to Just-In-Time (JIT) miscompilation, potentially allowing for arbitrary code execution or other unintended behavior in the JavaScript engine.

Remediation

Users can upgrade to Firefox 145 to address this vulnerability.

Added: Nov 11, 2025, 4:21 PM
Updated: Nov 11, 2025, 4:21 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
10.0
exploitability
4.4
remediation
7.7
relevance
0.9
threat
0.0
urgency
2.9
incentive
0.8

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.