{"schemaVersion":3,"id":"CVE-2026-57216","aliases":["UBUNTU-CVE-2026-57216","DEBIAN-CVE-2026-57216","CGA-hwp5-r259-68gc","CGA-p8fv-wxm3-rghg","CGA-4m2c-x596-3qjf","CGA-565c-g7gv-vv24","CGA-5frc-gpm5-c97x","CGA-6jf8-c4hv-9grw","CGA-9cxx-3384-c3fq","CGA-9p8p-5rjj-x3xg","CGA-m4pq-w426-6pg9","CGA-q2jq-wmv3-2gfq","CGA-x7j5-fgm5-9wm8","CGA-xwqf-q8v8-66w7"],"status":"published","duplicateOf":null,"title":null,"description":"RabbitMQ is a messaging and streaming broker. Prior to 3.13.15, 4.0.20, 4.1.11, and 4.2.6, AMQP 0-9-1, AMQP 1.0, and Stream Protocol authentication can allow a loopback-restricted user such as guest to connect remotely when traffic is accepted through a trusted PROXY-protocol path and the backend listener is loopback-bound because the loopback check uses the listener-side socket address instead of the real client source. 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