CVE-2026-57218
Medium
Description
RabbitMQ is a messaging and streaming broker. Prior to 4.2.6, RabbitMQ AMQP 0-9-1 allows an existing consumer to keep receiving messages after OAuth token expiry or connection.update_secret refresh to reduced scopes because existing consumers are not canceled or reauthorized at delivery time after the channel user state changes. This issue is fixed in version 4.2.6.
SeverityMedium
CVSS6.5
Exploit probability29. percentile0.4%
Product
Broadcom Rabbitmq Server
PublishedJul 10, 2026
First seenJul 10, 2026
Weakness typeCWE-863Incorrect authorization
How to fix
Update
- broadcom rabbitmq_server4.2.6 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| broadcom rabbitmq_server | 4.2.0 ≤ v < 4.2.6 | 4.2.6 |
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