CVE-2026-57211
rabbitmq: RabbitMQ: Information disclosure via path validation bypass in management plugin
Severidad por fuente
La etiqueta propia de Trivy es CRITICAL. Crítica según NVD, Red Hat, Photon OS. Más baja según Azure Linux (media).
Descripción
RabbitMQ is a messaging and streaming broker. Prior to 4.1.11 and 4.2.6 on Windows, the RabbitMQ management plugin static file handler rabbit_mgmt_wm_static can pass URL-encoded backslashes to erl_prim_loader:read_file_info before path validation when multiple management extension plugins are enabled, causing outbound DNS and SMB requests to attacker-controlled UNC paths. This issue is fixed in versions 4.1.11 and 4.2.6.
Paquetes afectados y versiones corregidas
| Fuente | Paquete | Corregido en |
|---|---|---|
| Photon OS 5.0 | rabbitmq-server | 4.2.9-1.ph5 |
| Azure Linux 3.0 | rabbitmq-server | 0:3.13.7-7.azl3 |
Referencias
- https://access.redhat.com/security/cve/CVE-2026-57211
- https://github.com/rabbitmq/rabbitmq-server/commit/39c3a8e9c71da0403d8dfc13f700e60c936e3682
- https://github.com/rabbitmq/rabbitmq-server/commit/6730797f6a34b4e8308cea60adf1243857e70204
- https://github.com/rabbitmq/rabbitmq-server/pull/15803
- https://github.com/rabbitmq/rabbitmq-server/releases/tag/v4.2.6
- https://github.com/rabbitmq/rabbitmq-server/security/advisories/GHSA-7v84-m3g5-vxq6
- https://nvd.nist.gov/vuln/detail/CVE-2026-57211
- https://www.cve.org/CVERecord?id=CVE-2026-57211