5.0
Medium
CVE-2026-40970 When configured to use an SSL bundle, Spring Boot's Elasticsearch auto-configuration does not perform hostname…
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.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Spring Boot 4.0 | 4.0.0 → < 4.0.6 | 4.0.6 |
Other CVEs of Spring Boot
The 15 CVEs of Spring Boot →
CVE-2026-41001
Spring Boot's ArtemisEmbeddedConfigurationFactory uses a fixed, static path for the embedded Artemis message broker's…
5.3
Medium
CVE-2026-40992
Spring Boot's Mail auto-configuration does not enable hostname verification
5.0
Medium
CVE-2026-40977
When an application is configured to use `ApplicationPidFileWriter`, a local attacker with write access to the PID…
4.7
Medium
CVE-2026-40976
In certain circumstances, Spring Boot's default web security is ineffective allowing unauthorized access to all…
9.1
Critical