CVE-2026-40971
Medium · 5.0CVSS
5.0
EPSS
0.3%
Published
Apr 27, 2026
CISA due date
—
The record
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
| Ecosystem | Package | Introduced | Fixed |
|---|
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