When configured to use an SSL bundle, Spring Boot's Elasticsearch auto-configuration does not perform hostname verification when connecting to the Elasticsearch server.

Code

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No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

1. Apr 27, 2026 · NIST NVD

   Detected

   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.

2. Jun 17, 2026 · NIST NVD

   Updated

   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.

Affected

• cpe vmware/spring bootversion unspecified

Sources

• CVE.orgVulnerability recordCVE-2026-40970

  Official CVE identifier

  cve.org
• NIST NVDVulnerability recordCVE-2026-40970

  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.

  nvd.nist.gov

References

• Vendor Advisory · spring.io