CVE-2025-13024 — Compiler Optimization Removal or Modification of Security-critical Code in Mozilla Firefox

CWE-733 — Compiler Optimization Removal or Modification of Security-critical CodeCWE-783 — Operator Precedence Logic Error8 documents7 sources
Severity
9.8CRITICALNVD
EPSS
0.1%
top 84.00%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Mozilla Firefox
Timeline
PublishedNov 11

Description

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 145 and Thunderbird 145.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages1 packages

▶NVDmozilla/firefox< 145.0

🔴Vulnerability Details

3
OSV
CVE-2025-13024: JIT miscompilation in the JavaScript Engine: JIT component↗2025-11-11
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GHSA
GHSA-mqxv-fv77-3585: JIT miscompilation in the JavaScript Engine: JIT component↗2025-11-11
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CVEList
JIT miscompilation in the JavaScript Engine: JIT component↗2025-11-11
▶

📋Vendor Advisories

4
Red Hat
firefox: JIT miscompilation in the JavaScript Engine: JIT component↗2025-11-11
▶
Debian
CVE-2025-13024: firefox - JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability a...↗2025
▶
Mozilla
Mozilla Foundation Security Advisory 2025-87: CVE-2025-13024↗
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Mozilla
Mozilla Foundation Security Advisory 2025-90: CVE-2025-13024↗
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CVE-2025-13024 — Mozilla Firefox vulnerability | cvebase