CVE-2026-4718

Опубликовано: 24 мар. 2026

Источник: nvd

CVSS3: 8.1

EPSS Низкий

Описание

Undefined behavior in the WebRTC: Signaling component. This vulnerability affects Firefox < 149, Firefox ESR < 140.9, Thunderbird < 149, and Thunderbird < 140.9.

Ссылки

https://bugzilla.mozilla.org/show_bug.cgi?id=2014864
Permissions Required
https://www.mozilla.org/security/advisories/mfsa2026-20/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-22/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-23/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-24/
Vendor Advisory

Уязвимые конфигурации

Конфигурация 1

Одно из

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

Версия до 140.9.0 (исключая)

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

Версия до 149.0 (исключая)

cpe:2.3:a:mozilla:thunderbird:*:*:*:*:esr:*:*:*

Версия до 140.9.0 (исключая)

cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:*

Версия до 149.0 (исключая)

EPSS

Процентиль: 2%

0.00012

Низкий

8.1 High

CVSS3

Дефекты

CWE-758

Связанные уязвимости

CVE-2026-4718

CVSS3: 8.1

ubuntu

14 дней назад

Undefined behavior in the WebRTC: Signaling component. This vulnerability affects Firefox < 149, Firefox ESR < 140.9, Thunderbird < 149, and Thunderbird < 140.9.

CVE-2026-4718

CVSS3: 3.4

redhat

14 дней назад

Undefined behavior in the WebRTC: Signaling component. This vulnerability affects Firefox < 149, Firefox ESR < 140.9, Thunderbird < 149, and Thunderbird < 140.9.

CVE-2026-4718

CVSS3: 8.1

debian

14 дней назад

Undefined behavior in the WebRTC: Signaling component. This vulnerabil ...

GHSA-9r85-xf24-6724

CVSS3: 8.1

github

14 дней назад

Undefined behavior in the WebRTC: Signaling component. This vulnerability affects Firefox < 149 and Firefox ESR < 140.9.

ELSA-2026-5932

oracle-oval

12 дней назад

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

EPSS

Процентиль: 2%

0.00012

Низкий

8.1 High

CVSS3

Дефекты

CWE-758