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CVE Vulnerability Details :
CVE-2025-14324
PUBLISHED
More InfoOfficial Page
Assigner-mozilla
Assigner Org ID-f16b083a-5664-49f3-a51e-8d479e5ed7fe
View Known Exploited Vulnerability (KEV) details
Published At-09 Dec, 2025 | 13:37
Updated At-13 Apr, 2026 | 14:25
Rejected At-
▼CVE Numbering Authority (CNA)
JIT miscompilation in the JavaScript Engine: JIT component

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 146, Firefox ESR 115.31, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6.

Affected Products
Vendor
Mozilla CorporationMozilla
Product
Firefox
Versions
Unaffected
  • From 115.31 through 115.* (rpm)
  • From 140.6 through 140.* (rpm)
  • From 146 through * (rpm)
Vendor
Mozilla CorporationMozilla
Product
Thunderbird
Versions
Unaffected
  • From 140.6 through 140.* (rpm)
  • From 146 through * (rpm)
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Lingming Zhang
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://bugzilla.mozilla.org/show_bug.cgi?id=1996840
N/A
https://www.mozilla.org/security/advisories/mfsa2025-92/
N/A
https://www.mozilla.org/security/advisories/mfsa2025-93/
N/A
https://www.mozilla.org/security/advisories/mfsa2025-94/
N/A
https://www.mozilla.org/security/advisories/mfsa2025-95/
N/A
https://www.mozilla.org/security/advisories/mfsa2025-96/
N/A
Hyperlink: https://bugzilla.mozilla.org/show_bug.cgi?id=1996840
Resource: N/A
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2025-92/
Resource: N/A
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2025-93/
Resource: N/A
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2025-94/
Resource: N/A
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2025-95/
Resource: N/A
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2025-96/
Resource: N/A
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Problem Types
TypeCWE IDDescription
CWECWE-94CWE-94 Improper Control of Generation of Code ('Code Injection')
Type: CWE
CWE ID: CWE-94
Description: CWE-94 Improper Control of Generation of Code ('Code Injection')
Metrics
VersionBase scoreBase severityVector
3.19.8CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Version: 3.1
Base score: 9.8
Base severity: CRITICAL
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found