CVE-2026-40970
MEDIUM
NVD
CVSS Score
5
Severity
MEDIUM
Published
Apr 27, 2026
Vendor
unknown
Description
When configured to use an SSL bundle, Spring Boot's Elasticsearch auto-configuration does not perform hostname verification when connecting to the Elasticsearch server. Affected: Spring Boot 4.0.0–4.0.5; upgrade to 4.0.6 or later per vendor advisory.