CVE-2025-14331

Same-origin policy bypass in the Request Handling component

CVSS 6.5 MEDIUMEPSS 0.2%CWE-346

Vexday Risk Score

13Bajo

Decisión SSVC (CISA)

Track

Sin señal de explotación → monitorear

CVSS 6.5EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

09 dic 2025Publicada en NVD

Recomendación: Monitorear — sin señal de explotación por ahora.

Same-origin policy bypass in the Request Handling component. This vulnerability was fixed in Firefox 146, Firefox ESR 115.31, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Productos afectados

Mozilla · Firefox Mozilla · Thunderbird

¿Quieres saber si tu infraestructura está expuesta a esto?

Hablar con TrueHacking →

Referencias

https://bugzilla.mozilla.org/show_bug.cgi?id=2000218 https://www.mozilla.org/security/advisories/mfsa2025-92/https://www.mozilla.org/security/advisories/mfsa2025-93/https://www.mozilla.org/security/advisories/mfsa2025-94/https://www.mozilla.org/security/advisories/mfsa2025-95/https://www.mozilla.org/security/advisories/mfsa2025-96/