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CVE-2026-40970: Improper Certificate Validation

🗓️ 27 Apr 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 8 Views

Improper certificate validation in Spring Boot 4.0.0–4.0.5 Elasticsearch config lacks host verification.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-40970
27 Apr 202619:09
–attackerkb
circl
Circl
CVE-2026-40970
24 Apr 202613:35
–circl
cnnvd
CNNVD
VMware Spring Boot Trust Management Vulnerability
27 Apr 202600:00
–cnnvd
cve
CVE
CVE-2026-40970
27 Apr 202619:09
–cve
cvelist
Cvelist
CVE-2026-40970
27 Apr 202619:09
–cvelist
euvd
EUVD
EUVD-2026-25908
27 Apr 202619:09
–euvd
github
Github Security Blog
Spring Boot's Elasticsearch auto-configuration doesn't perform hostname verification when connecting to the Elasticsearch server.
27 Apr 202621:31
–github
mend
Mend
CVE-2026-40970
27 Apr 202619:09
–mend
nvd
NVD
CVE-2026-40970
27 Apr 202619:16
–nvd
osv_cve
osv_cve
CVE-2026-40970
27 Apr 202619:09
–osv_cve
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14 May 2026 00:00Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.15 - 6.8
EPSS0.00136
SSVC
8