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CVE PROGRAM SOURCE RECORD6.5 Medium

CVE-2026-57211

RabbitMQ: UNC SSRF affecting the management UI on Windows

Description

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

rabbitmq rabbitmq-server

  • >= 4.2.0, < 4.2.6affected
  • >= 4.1.0, < 4.1.11affected

References