CVE-2026-4684

Опубликовано: 24 мар. 2026

Источник: nvd

CVSS3: 7.5

EPSS Низкий

Описание

Race condition, use-after-free in the Graphics: WebRender component. This vulnerability affects Firefox < 149, Firefox ESR < 115.34, Firefox ESR < 140.9, Thunderbird < 149, and Thunderbird < 140.9.

Ссылки

https://bugzilla.mozilla.org/show_bug.cgi?id=2011129
Permissions Required
https://www.mozilla.org/security/advisories/mfsa2026-20/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-21/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-22/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-23/
https://www.mozilla.org/security/advisories/mfsa2026-24/

Уязвимые конфигурации

Конфигурация 1

Одно из

cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*

Версия до 115.34.0 (исключая)

cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*

Версия до 149.0 (исключая)

cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*

Версия от 128.0 (включая) до 140.9.0 (исключая)

EPSS

Процентиль: 3%

0.00015

Низкий

7.5 High

CVSS3

Дефекты

CWE-362

Связанные уязвимости

CVE-2026-4684

CVSS3: 7.5

ubuntu

14 дней назад

Race condition, use-after-free in the Graphics: WebRender component. This vulnerability affects Firefox < 149, Firefox ESR < 115.34, Firefox ESR < 140.9, Thunderbird < 149, and Thunderbird < 140.9.

CVE-2026-4684

CVSS3: 7.5

redhat

14 дней назад

Race condition, use-after-free in the Graphics: WebRender component. This vulnerability affects Firefox < 149, Firefox ESR < 115.34, Firefox ESR < 140.9, Thunderbird < 149, and Thunderbird < 140.9.

CVE-2026-4684

CVSS3: 7.5

debian

14 дней назад

Race condition, use-after-free in the Graphics: WebRender component. T ...

GHSA-3rrq-fwhx-9wq4

CVSS3: 7.5

github

14 дней назад

Race condition, use-after-free in the Graphics: WebRender component. This vulnerability affects Firefox < 149, Firefox ESR < 115.34, and Firefox ESR < 140.9.

ELSA-2026-5932

oracle-oval

12 дней назад

ELSA-2026-5932: firefox security update (IMPORTANT)

EPSS

Процентиль: 3%

0.00015

Низкий

7.5 High

CVSS3

Дефекты

CWE-362