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CVE-2026-16491

Опубликовано: 27 окт. 2026
Источник: redhat
CVSS3: 6.5
EPSS Низкий

Описание

Grafana’s RBAC service ignored the requested folder when checking whether a user was a folder administrator for deleted dashboard listings. A user with dashboard permission-management rights on any folder could therefore be treated as an administrator of every folder. This could expose deleted dashboard items from folders where the user lacked administrative access. The fix requires permission on the specified folder, an ancestor, or a wildcard scope.

A flaw was found in Grafana. This vulnerability can lead to unauthorized information disclosure by exposing deleted dashboard items across restricted folders. The Role-Based Access Control (RBAC) service fails to verify the requested folder when evaluating whether a user has administrative permissions for deleted dashboard listings. Consequently, an authenticated attacker with permission-management rights on any single folder is erroneously granted administrative privileges across all folders, allowing them to view deleted dashboards they should not be authorized to see.

Отчет

This vulnerability is rated as Moderate impact because successful exploitation requires elevated privileges, specifically existing permission-delegation rights over at least one Grafana folder. Although affected users can bypass directory scoping to inspect deleted resources across other workspaces, the leak is restricted strictly to discarded dashboard data without permitting modification, privilege escalation outside the application, or host system compromise. Deployments in which folder administration is limited to trusted organization administrators face minimal practical exposure.

Затронутые пакеты

ПлатформаПакетСостояниеРекомендацияРелиз
Multicluster Global Hubmulticluster-globalhub/multicluster-globalhub-grafana-rhel9Fix deferred
Red Hat Advanced Cluster Management for Kubernetes 2rhacm2/acm-grafana-rhel9Fix deferred
Red Hat Ceph Storage 7rhceph/grafana-rhel9Fix deferred
Red Hat Ceph Storage 8rhceph/grafana-rhel9Fix deferred
Red Hat Ceph Storage 9rhceph/grafana-rhel10Fix deferred
Red Hat Enterprise Linux 10grafanaFix deferred
Red Hat Enterprise Linux 8grafanaFix deferred
Red Hat Enterprise Linux 9grafanaFix deferred
Red Hat Hardened Imagesgrafana12.4Affected
Red Hat Hardened Imagesgrafana13.1Affected

Показывать по

Дополнительная информация

Статус:

Moderate
Дефект:
CWE-266
https://bugzilla.redhat.com/show_bug.cgi?id=2562266grafana: Grafana: Information disclosure via improper RBAC folder validation for deleted dashboards

EPSS

Процентиль: 22%
0.00289
Низкий

6.5 Medium

CVSS3

Связанные уязвимости

CVSS3: 6.5
nvd
17 дней назад

Grafana’s RBAC service ignored the requested folder when checking whether a user was a folder administrator for deleted dashboard listings. A user with dashboard permission-management rights on any folder could therefore be treated as an administrator of every folder. This could expose deleted dashboard items from folders where the user lacked administrative access. The fix requires permission on the specified folder, an ancestor, or a wildcard scope.

CVSS3: 6.5
redos
12 дней назад

Уязвимость grafana

CVSS3: 6.5
redos
12 дней назад

Уязвимость grafana

CVSS3: 6.5
github
17 дней назад

Grafana’s RBAC service ignored the requested folder when checking whether a user was a folder administrator for deleted dashboard listings. A user with dashboard permission-management rights on any folder could therefore be treated as an administrator of every folder. This could expose deleted dashboard items from folders where the user lacked administrative access. The fix requires permission on the specified folder, an ancestor, or a wildcard scope.

EPSS

Процентиль: 22%
0.00289
Низкий

6.5 Medium

CVSS3