Bug 2463313 (CVE-2026-40971) - CVE-2026-40971 Spring Boot: Spring Boot: Information disclosure and data tampering via missing hostname verification
Summary: CVE-2026-40971 Spring Boot: Spring Boot: Information disclosure and data tamp...
Keywords:
Status: NEW
Alias: CVE-2026-40971
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-04-27 23:01 UTC by OSIDB Bzimport
Modified: 2026-07-02 17:27 UTC (History)
60 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)

Description OSIDB Bzimport 2026-04-27 23:01:27 UTC 
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.
Note You need to log in before you can comment on or make changes to this bug.