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CVE-2026-12304

Firefox

Descripción

Same-origin policy bypass in the Networking: Cookies component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

CVSS 9.1EPSS 0.189%Riesgo 0.93
Ver fuente
Publicación
2026-06-16 13:16:30
Versiones afectadas
<152,<140.12
Tipo
Software crítico
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N