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GHSA-9vc8-qppq-wvxc

Spring Boot's RabbitMQ auto-configuration doesn't perform hostname verification when connecting to the RabbitMQ broker

Source: GitHub Advisory Database (reviewed) Moderate CVE-2026-40971

Packages

EcosystemPackageAffectedFixed in
Maven org.springframework.boot:spring-boot-rabbitmq >= 4.0.0, < 4.0.6 4.0.6
Maven org.springframework.boot:spring-boot-rabbitmq >= 3.5.0, < 3.5.14 3.5.14

Details

As written in the advisory (Markdown source, shown as plain text).

When configured to use an SSL bundle, Spring Boot's RabbitMQ auto-configuration does not perform hostname verification when connecting to the RabbitMQ broker. Affected: Spring Boot 4.0.0–4.0.5 (fix 4.0.6), 3.5.0–3.5.13 (fix 3.5.14) per vendor advisory.

References

External links from the advisory. They lead to third-party sites.