A flaw was found in RabbitMQ, a messaging and streaming broker. An administrator with appropriate privileges can trigger a Denial of Service (DoS) by importing a specially crafted definitions file. This file, containing a large number of unique metadata keys, causes the system to exhaust its atom table, leading to a node crash.
Last checked: 2026-09-24 17:00 UTC
Proof of concept · CISA Coordinator (Assessed 2026-09-24 14:20 UTC)
Fix evidence last checked: 2026-09-25 04:17 UTC