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CVE-2026-66076

Опубликовано: 23 сент. 2026
Источник: redhat
CVSS3: 4.3
EPSS Низкий

Описание

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, is_authorized/2 calls rabbit_mgmt_util:is_authorized/2, which checks only the management tag, instead of is_authorized_vhost/2. The /api/queues/quorum/:vhost/:queue/status handler reads the vhost from the path without checking that the user can access it. Any management-tagged user can therefore read Raft status, including leader, members, term, and commit index, for quorum queues in inaccessible vhosts, exposing cross-tenant queue names and cluster topology. The management plugin must be enabled and the attacker must have a management tag. This issue is fixed in versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0.

A flaw was found in RabbitMQ. An authorization bypass vulnerability allows a management-tagged user to read Raft status, including leader, members, term, and commit index, for quorum queues in inaccessible virtual hosts (vhosts). This exposes sensitive cross-tenant queue names and cluster topology information. This issue occurs when the management plugin is enabled.

Затронутые пакеты

ПлатформаПакетСостояниеРекомендацияРелиз
Red Hat Hardened Imagesrabbitmq-server4.2Will not fix
Red Hat Hardened Imagesrabbitmq-server4-3-main-4.3.6-1.hum1FixedRHSA-2026:6755215.09.2026

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Дополнительная информация

Статус:

Moderate
Дефект:
CWE-639
https://bugzilla.redhat.com/show_bug.cgi?id=2539721rabbitmq: RabbitMQ: Information disclosure via cross-vhost authorization bypass

EPSS

Процентиль: 17%
0.00265
Низкий

4.3 Medium

CVSS3

Связанные уязвимости

ubuntu
10 дней назад

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, is_authorized/2 calls rabbit_mgmt_util:is_authorized/2, which checks only the management tag, instead of is_authorized_vhost/2. The /api/queues/quorum/:vhost/:queue/status handler reads the vhost from the path without checking that the user can access it. Any management-tagged user can therefore read Raft status, including leader, members, term, and commit index, for quorum queues in inaccessible vhosts, exposing cross-tenant queue names and cluster topology. The management plugin must be enabled and the attacker must have a management tag. This issue is fixed in versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0.

nvd
10 дней назад

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, is_authorized/2 calls rabbit_mgmt_util:is_authorized/2, which checks only the management tag, instead of is_authorized_vhost/2. The /api/queues/quorum/:vhost/:queue/status handler reads the vhost from the path without checking that the user can access it. Any management-tagged user can therefore read Raft status, including leader, members, term, and commit index, for quorum queues in inaccessible vhosts, exposing cross-tenant queue names and cluster topology. The management plugin must be enabled and the attacker must have a management tag. This issue is fixed in versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0.

debian
10 дней назад

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.1 ...

github
3 месяца назад

Cross-vhost quorum-queue status and stream tracking disclosure

EPSS

Процентиль: 17%
0.00265
Низкий

4.3 Medium

CVSS3