CVE-2025-14325
High
Published: 09 December 2025
Published
09 December 2025
Modified
13 April 2026
KEV Added
—
Patch
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CVSS Score v3.1
7.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
EPSS Score
0.0010
27.7th percentile
Risk Priority
15
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2025-14325 is a high-severity Type Confusion (CWE-843) vulnerability in Mozilla Firefox. Its CVSS base score is 7.3 (High).
Operationally, ranked at the 27.7th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2025-202161
Vulnerability details
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(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
mozilla
firefox
≤ 140.6.0 · ≤ 146.0
mozilla
thunderbird
≤ 140.6.0 · ≤ 146.0
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.