Medium severity5.0NVD Advisory· Published Apr 27, 2026· Updated May 14, 2026
CVE-2026-40971
CVE-2026-40971
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.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
org.springframework.boot:spring-boot-rabbitmqMaven | >= 4.0.0, < 4.0.6 | 4.0.6 |
org.springframework.boot:spring-boot-rabbitmqMaven | >= 3.5.0, < 3.5.14 | 3.5.14 |
Affected products
1- Range: >=3.5.0,<3.5.14
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3- github.com/advisories/GHSA-9vc8-qppq-wvxcghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2026-40971ghsaADVISORY
- spring.io/security/cve-2026-40971nvdVendor AdvisoryWEB
News mentions
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