CVE-2025-14327

Spoofing issue in the Downloads Panel component. This vulnerability was fixed in Firefox 146, Thunderbird 146, Firefox ESR 140.7, and Thunderbird 140.7.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1970743	Issue Tracking Permissions Required
https://www.mozilla.org/security/advisories/mfsa2025-92/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-95/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-03/
https://www.mozilla.org/security/advisories/mfsa2026-05/

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mozilla:firefox:::::-:::*
	cpe:2.3:a:mozilla:thunderbird:::::-:::*

History

05 Oct 2026, 15:10

Type	Values Removed	Values Added
Summary	~~(es) Problema de suplantación en el componente del Panel de Descargas. Esta vulnerabilidad afecta a Firefox < 146, Thunderbird < 146, Firefox ESR < 140.7, y Thunderbird < 140.7.~~	(es) Problema de suplantación en el componente del Panel de Descargas. Esta vulnerabilidad afecta a Firefox menor que 146, Thunderbird menor que 146, Firefox ESR menor que 140.7, y Thunderbird menor que 140.7.

30 Sep 2026, 17:10

Type	Values Removed	Values Added
Summary		(es) Problema de suplantación en el componente del Panel de Descargas. Esta vulnerabilidad afecta a Firefox < 146, Thunderbird < 146, Firefox ESR < 140.7, y Thunderbird < 140.7.

Information

Published : 2025-12-09 16:17

Updated : 2026-10-07 20:10

NVD link : CVE-2025-14327

Mitre link : CVE-2025-14327

CVE.ORG link : CVE-2025-14327

JSON object : View

Products Affected

mozilla

firefox
thunderbird

CWE

CWE-290

Authentication Bypass by Spoofing

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