CVE-2026-74960

Опубликовано: 18 авг. 2026

Источник: debian

EPSS Низкий

Описание

Site isolation issue in the WebExtensions component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.

Пакеты

Пакет	Статус	Версия исправления	Тип
firefox	fixed	154.0-1	package
firefox-esr	fixed	140.14.0esr-2	package
thunderbird	fixed	1:140.14.0esr-1	package

Примечания

https://www.mozilla.org/en-US/security/advisories/mfsa2026-74/#CVE-2026-74960
https://www.mozilla.org/en-US/security/advisories/mfsa2026-76/#CVE-2026-74960
https://www.mozilla.org/en-US/security/advisories/mfsa2026-79/#CVE-2026-74960

EPSS

Процентиль: 12%

0.00224

Низкий

Связанные уязвимости

CVE-2026-74960

CVSS3: 8.1

ubuntu

2 месяца назад

Site isolation issue in the WebExtensions component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.

CVE-2026-74960

CVSS3: 6.1

redhat

2 месяца назад

Site isolation issue in the WebExtensions component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.

CVE-2026-74960

CVSS3: 8.1

nvd

2 месяца назад

Site isolation issue in the WebExtensions component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.

GHSA-5r7x-fg3w-vcg2

CVSS3: 8.1

github

2 месяца назад

Site isolation issue in the WebExtensions component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, and Firefox ESR 153.1.

RLSA-2026:65159

rocky

около 2 месяцев назад

Important: thunderbird security update

EPSS

Процентиль: 12%

0.00224

Низкий