CVE-2026-40971 — Spring / Spring Boot

CVE-2026-40971

Spring / Spring Boot PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
Spring / Spring Boot	affected 4.0.0 before 4.0.6; affected 3.5.0 before 3.5.14

CWE

CWE-295

References

https://spring.io/security/cve-2026-40971

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.