CVE-2026-40970 | THREATINT

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.

PUBLISHED Reserved 2026-04-16 | Published 2026-04-27 | Updated 2026-04-27 | Assigner vmware

MEDIUM: 5.0CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

Problem types

CWE-295: Improper Certificate Validation

Product status

Default status

unaffected

4.0.0 (custom) before 4.0.6

affected

References

spring.io/security/cve-2026-40970

cve.org (CVE-2026-40970)

nvd.nist.gov (CVE-2026-40970)

Download JSON