CVE-2026-40974 - Vulnerability Details - OpenCVE

Spring Boot's Cassandra auto-configuration does not perform hostname verification when establishing an SSL connection to Cassandra. Affected: Spring Boot 4.0.0–4.0.5 (fix 4.0.6), 3.5.0–3.5.13 (fix 3.5.14), 3.4.0–3.4.15 (fix 3.4.16), 3.3.0–3.3.18 (fix 3.3.19), 2.7.0–2.7.32 (fix 2.7.33); Cassandra SSL auto-configuration. Versions that are no longer supported are also affected per vendor advisory.

No CVSS v4.0

Attack Vector Adjacent Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

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References

Link	Providers
https://spring.io/security/cve-2026-40974

History

Mon, 27 Apr 2026 23:45:00 +0000

Type	Values Removed	Values Added
Description		Spring Boot's Cassandra auto-configuration does not perform hostname verification when establishing an SSL connection to Cassandra. Affected: Spring Boot 4.0.0–4.0.5 (fix 4.0.6), 3.5.0–3.5.13 (fix 3.5.14), 3.4.0–3.4.15 (fix 3.4.16), 3.3.0–3.3.18 (fix 3.3.19), 2.7.0–2.7.32 (fix 2.7.33); Cassandra SSL auto-configuration. Versions that are no longer supported are also affected per vendor advisory.
Weaknesses		CWE-295
References		https://spring.io/security/cve-2026-40974
Metrics		cvssV3_1 `{'score': 5, 'vector': 'CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L'}`

MITRE

Status: PUBLISHED

Assigner: vmware

Published: 2026-04-27T23:31:40.629Z

Updated: 2026-04-27T23:31:40.629Z

Reserved: 2026-04-16T02:19:04.615Z

Link: CVE-2026-40974

Vulnrichment

No data.

NVD

Status : Received

Published: 2026-04-28T00:16:24.523

Modified: 2026-04-28T00:16:24.523

Link: CVE-2026-40974

Redhat

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OpenCVE Enrichment

No data.

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