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9.1критическая

CVE-2026-12304

Описание

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.

Затрагиваемое ПО
Mozilla FirefoxMozilla Thunderbird
CVSS
Балл9.1 — критическая
ВекторCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Источники
https://bugzilla.mozilla.org/show_bug.cgi?id=2034944https://www.mozilla.org/security/advisories/mfsa2026-57/https://www.mozilla.org/security/advisories/mfsa2026-58/https://www.mozilla.org/security/advisories/mfsa2026-60/https://www.mozilla.org/security/advisories/mfsa2026-61/