CVE-2026-84122

Опубликовано: 01 сент. 2026

Источник: nvd

CVSS3: 5.4

EPSS Низкий

Описание

Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 155, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2.

Ссылки

https://bugzilla.mozilla.org/show_bug.cgi?id=2059965
Permissions Required
https://www.mozilla.org/security/advisories/mfsa2026-82/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-84/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-85/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-86/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-87/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-88/
Vendor Advisory

Уязвимые конфигурации

Конфигурация 1

Одно из

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

Версия до 140.15.0 (исключая)

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

Версия от 141.0.0 (включая) до 153.2.0 (исключая)

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

Версия от 154.0.0 (включая) до 155.0.0 (исключая)

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

Версия до 140.15.0 (исключая)

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

Версия от 141.0 (включая) до 153.2.0 (исключая)

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

Версия от 154.0 (включая) до 155.0 (исключая)

EPSS

Процентиль: 12%

0.00214

Низкий

5.4 Medium

CVSS3

Дефекты

CWE-416

Связанные уязвимости

CVE-2026-84122

CVSS3: 5.4

ubuntu

2 месяца назад

Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 155, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2.

CVE-2026-84122

CVSS3: 7.5

redhat

2 месяца назад

Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 155, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2.

CVE-2026-84122

CVSS3: 5.4

debian

2 месяца назад

Use-after-free in the Audio/Video component. This vulnerability was fi ...

GHSA-597r-7m7p-2q8x

CVSS3: 5.4

github

2 месяца назад

Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 155, Firefox ESR 140.15, and Firefox ESR 153.2.

RLSA-2026:68549

rocky

около 1 месяца назад

Important: firefox security update

EPSS

Процентиль: 12%

0.00214

Низкий

5.4 Medium

CVSS3

Дефекты

CWE-416