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CVE-2026-40970
Published: Apr 27, 2026
Modified: Apr 27, 2026
PUBLISHED
CVSS v3.1
5.0
MEDIUM
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.
| Vendor | Product | Versions |
|---|---|---|
Spring | Spring Boot | affected 4.0.0 - < 4.0.6 |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
Attack Vector
Adjacent
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low
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