CVE-2026-40970

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CVSS 3.1

6.8 medium

EPSS

<1%p3

Published

Apr 27, 2026 (Apr 27, 2026)

Modified

Jun 17, 2026

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.

Vendors: vmware
Products: spring boot
Weakness: CWE-295
Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (0.1%)

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