Firefox JIT miscompilation (CVE-2025-13024)
CVE-2025-13024 Published on November 11, 2025
JIT miscompilation in the JavaScript Engine: JIT component
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability affects Firefox < 145 and Thunderbird < 145.
Vulnerability Analysis
CVE-2025-13024 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.
Weakness Type
Compiler Optimization Removal or Modification of Security-critical Code
The developer builds a security-critical protection mechanism into the software, but the compiler optimizes the program such that the mechanism is removed or modified.
Products Associated with CVE-2025-13024
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Affected Versions
Mozilla Firefox:- Version unspecified and below 145 is affected.
- Version unspecified and below 145 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.