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RabbitMQ: AMQP 1.0, AMQP 0-9-1, Stream Protocol loopback enforcement can lead to remote guest sessions due to listener-address loopback checks

🗓️ 15 Jul 2026 08:02:45Reported by MicrosoftType 
mscve
 mscve
🔗 msrc.microsoft.com👁 14 Views

RabbitMQ loopback checks can enable remote guest sessions via listener address across AMQP versions.

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22 Jul 2026 08:40Current
5.2Medium risk
Vulners AI Score5.2
CVSS 3.16.8 - 10
EPSS0.00504
SSVC
14