Ghostwire

CVE-2026-40971: When configured to use an SSL bundle, Spring Boot's RabbitMQ auto-configuration does not perform hostname verification...

MEDIUM CVSS 5.5

Published: April 27, 2026 | Last Modified: April 27, 2026

Description

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.

Ghostwire Analysis — What This Means Practically

Medium CVSS score indicates moderate risk — exploitation requires specific conditions or results in limited impact.

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.

Security Coverage (2 articles)

References

www.tenable.com/cve/CVE-2026-40971
www.cnnvd.org.cn/home/globalSearch?keyword=CVE-2026-40971