CVE-2026-57211 RabbitMQ: UNC SSRF affecting the management UI on Windows

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 rabbitmgmtwmstatic can pass URL-encoded backslashes to erlprimloader:readfileinfo before path validation when multiple management extension plugins are enabled,...

PT-2026-57296

Name of the Vulnerable Software and Affected Versions RabbitMQ versions prior to 4.1.11 RabbitMQ versions prior to 4.2.6 Description On Windows, the RabbitMQ management plugin static file handler rabbit mgmt wm static can pass URL-encoded backslashes to the erl prim loader:read file info function...