CVE-2026-74940

Опубликовано: 18 авг. 2026

Источник: nvd

CVSS3: 9.8

EPSS Низкий

Описание

Use-after-free in the Graphics: Text component. This vulnerability was fixed in Firefox 154, Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.

Ссылки

https://bugzilla.mozilla.org/show_bug.cgi?id=2054842
Permissions Required
https://www.mozilla.org/security/advisories/mfsa2026-74/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-75/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-76/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-77/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-78/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-79/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-80/
Vendor Advisory

Уязвимые конфигурации

Конфигурация 1

Одно из

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

Версия до 115.39.0 (исключая)

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

Версия от 116.0 (включая) до 140.14.0 (исключая)

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

Версия от 141.0 (включая) до 154.0.0 (исключая)

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

Версия до 140.14.0 (исключая)

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

Версия от 141.0 (включая) до 153.1.0 (исключая)

EPSS

Процентиль: 34%

0.00412

Низкий

9.8 Critical

CVSS3

Дефекты

CWE-416

Связанные уязвимости

CVE-2026-74940

CVSS3: 9.8

ubuntu

9 дней назад

(Use-after-free in the Graphics: Text component. This vulnerability was ...)

CVE-2026-74940

CVSS3: 7.5

redhat

10 дней назад

CVE-2026-74940

CVSS3: 9.8

debian

10 дней назад

Use-after-free in the Graphics: Text component. This vulnerability was ...

GHSA-x9jf-q439-hfmv

CVSS3: 9.8

github

10 дней назад

Use-after-free in the Graphics: Text component. This vulnerability was fixed in Firefox 154, Firefox ESR 115.39, Firefox ESR 140.14, and Firefox ESR 153.1.

openSUSE-SU-2026:21594-1

suse-cvrf

9 дней назад

Security update for MozillaFirefox

EPSS

Процентиль: 34%

0.00412

Низкий

9.8 Critical

CVSS3

Дефекты

CWE-416