CVE-2026-12304

Опубликовано: 16 июн. 2026

Источник: redhat

CVSS3: 6.1

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.

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Same-origin policy bypass in the Networking: Cookies component

Отчет

Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Advisory.

Затронутые пакеты

Платформа	Пакет	Состояние	Рекомендация	Релиз
Red Hat Enterprise Linux 10	rhel10/firefox-flatpak	Affected
Red Hat Enterprise Linux 10	rhel10/thunderbird-flatpak	Affected
Red Hat Enterprise Linux 6	firefox	Out of support scope
Red Hat Enterprise Linux 6	thunderbird	Out of support scope
Red Hat Enterprise Linux 7	thunderbird	Out of support scope
Red Hat Enterprise Linux 10	firefox	Fixed	RHSA-2026:27733	22.06.2026
Red Hat Enterprise Linux 10	thunderbird	Fixed	RHSA-2026:30846	29.06.2026
Red Hat Enterprise Linux 10.0 Extended Update Support	firefox	Fixed	RHSA-2026:36100	07.07.2026
Red Hat Enterprise Linux 10.0 Extended Update Support	thunderbird	Fixed	RHSA-2026:38751	13.07.2026
Red Hat Enterprise Linux 7 Extended Lifecycle Support	firefox	Fixed	RHSA-2026:38506	13.07.2026

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Ссылки на источники

Дополнительная информация

Статус:

Moderate

Дефект:

CWE-346

https://bugzilla.redhat.com/show_bug.cgi?id=2489243firefox: thunderbird: Same-origin policy bypass in the Networking: Cookies component

6.1 Medium

CVSS3

Связанные уязвимости

CVE-2026-12304

CVSS3: 9.1

ubuntu

около 1 месяца назад

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.

CVE-2026-12304

CVSS3: 9.1

nvd

около 1 месяца назад

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.