CVE-2026-67221 RabbitMQ: AMQP 1.0 shovel status exposes plaintext URI passwords

What is CVE-2026-67221?

CVE-2026-67221 is a medium-severity vulnerability in Broadcom Rabbitmq Server, published on 23 Sep 2026.

Official description

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, The AMQP 0-9-1 shovel calls amqp_uri:remove_credentials before storing its connection URI, but the AMQP 1.0 shovel stores the raw URI including the password. The stored URI is visible via GET /api/shovels and via rabbitmqctl shovel_status. Preconditions include The Shovel plugin must be in use with AMQP 1.0 shovels configured using URI-embedded credentials. Reading the exposed status requires the monitoring tag.. This issue is fixed in versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0.

Weakness: CWE-312

Which versions are affected by CVE-2026-67221?

1 open source package ship an affected version, including rabbitmq. It affects 1 product.

Products include Broadcom Rabbitmq Server.

How do I fix CVE-2026-67221?

Upgrade rabbitmq to a fixed version for your release line: 3.13.15, 4.0.20, 4.1.11 or 4.2.6.

Is CVE-2026-67221 being exploited?

There is no known exploitation of CVE-2026-67221 in the wild and no public exploit code.

Other vulnerabilities in Broadcom Rabbitmq Server

• CVE-2016-9877 Auth bypass in Pivotal RabbitMQ 3.x before 3.5.8 and 3.6.x before 3.6.6; RabbitMQ for PCF 1.5.x before 1.5.20, 1.6.x before 1.6.12 and 1.7.x before 1.7.7 Critical 9.8
• CVE-2026-67404 RabbitMQ: OAuth2 silent verify_none fallback for JWKS fetch Critical 9.2
• CVE-2026-67231 RabbitMQ: Trust-store whitelist by Issuer+Serial only Critical 9.1
• CVE-2026-57219 Information disclosure in rabbitmq-server High 8.7
• CVE-2026-67236 RabbitMQ: Plaintext username:password stored in an insecure cookie after successful POST /login High 8.2

All Broadcom Rabbitmq Server vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as AZL-105738, BIT-rabbitmq-2026-67221, DEBIAN-CVE-2026-67221, GHSA-x5h5-588r-cv55, UBUNTU-CVE-2026-67221.