CVE-2023-46118: VMware Rabbitmq

Medium severity, CVSS 4.9. EPSS: 1.1% chance of exploitation in the next 30 days.

RabbitMQ is a multi-protocol messaging and streaming broker. HTTP API did not enforce an HTTP request body limit, making it vulnerable for denial of service (DoS) attacks with very large messages. An authenticated user with sufficient credentials can publish a very large messages over the HTTP API and cause target node to be terminated by an "out-of-memory killer"-like mechanism. This vulnerability has been patched in versions 3.11.24 and 3.12.7.

Affected products

• VMware Rabbitmq: before 3.11.24 (fixed in 3.11.24); from 3.12.0, before 3.12.7 (fixed in 3.12.7)

Published 2023-10-25. Last modified 2026-06-17.