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5.0Medium

CVE-2026-40970

Spring Spring Boot Published: (6 months ago)

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.

Weakness (CWE): CWE-295

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

VendorProductVersions
Spring Spring Boot 4.0.0 – < 4.0.6
vmware spring boot 4.0.0 – < 4.0.6

References and patches

CPE matches (NVD) (1)
  • cpe:2.3:a:vmware:spring_boot:*:*:*:*:*:*:*:* ≥ 4.0.0 < 4.0.6

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