CVE-2026-40974 — Spring / Spring Boot

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
Spring / Spring Boot	affected 4.0.0 before 4.0.6; affected 3.5.0 before 3.5.14; affected 3.4.0 before 3.4.16; affected 3.3.0 before 3.3.19; affected 2.7.0 before 2.7.33

CWE

CWE-295

References

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

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.