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CVE-2026-109778

Опубликовано: 13 окт. 2026
Источник: redhat
CVSS3: 3.4
EPSS Низкий

Описание

Privilege escalation in the WebExtensions component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation in the WebExtensions component

Отчет

Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Advisory.

Затронутые пакеты

ПлатформаПакетСостояниеРекомендацияРелиз
Red Hat Enterprise Linux 10firefoxAffected
Red Hat Enterprise Linux 10rhel10/firefox-flatpakAffected
Red Hat Enterprise Linux 10rhel10/thunderbird-flatpakAffected
Red Hat Enterprise Linux 10thunderbirdAffected
Red Hat Enterprise Linux 6firefoxOut of support scope
Red Hat Enterprise Linux 6thunderbirdOut of support scope
Red Hat Enterprise Linux 7firefoxAffected
Red Hat Enterprise Linux 7thunderbirdOut of support scope
Red Hat Enterprise Linux 8firefoxAffected
Red Hat Enterprise Linux 8thunderbirdAffected

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Дополнительная информация

Статус:

Low
Дефект:
CWE-266
https://bugzilla.redhat.com/show_bug.cgi?id=2550459firefox: Privilege escalation in the WebExtensions component

EPSS

Процентиль: 21%
0.0028
Низкий

3.4 Low

CVSS3

Связанные уязвимости

CVSS3: 8.8
ubuntu
26 дней назад

Privilege escalation in the WebExtensions component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVSS3: 8.8
nvd
26 дней назад

Privilege escalation in the WebExtensions component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVSS3: 8.8
debian
26 дней назад

Privilege escalation in the WebExtensions component. This vulnerabilit ...

CVSS3: 8.8
github
26 дней назад

Privilege escalation in the WebExtensions component. This vulnerability was fixed in Firefox 158 and Firefox ESR 153.5.

rocky
5 дней назад

Important: thunderbird security, bug fix, and enhancement update

EPSS

Процентиль: 21%
0.0028
Низкий

3.4 Low

CVSS3