{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-40971","assignerOrgId":"dcf2e128-44bd-42ed-91e8-88f912c1401d","state":"PUBLISHED","assignerShortName":"vmware","dateReserved":"2026-04-16T02:18:56.133Z","datePublished":"2026-04-27T22:45:13.327Z","dateUpdated":"2026-04-28T12:46:29.029Z"},"containers":{"cna":{"providerMetadata":{"orgId":"dcf2e128-44bd-42ed-91e8-88f912c1401d","shortName":"vmware","dateUpdated":"2026-04-27T22:45:13.327Z"},"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-295: Improper Certificate Validation","type":"CWE","cweId":"CWE-295"}]}],"impacts":[{"descriptions":[{"lang":"en","value":"Per CVSS v3.1: Confidentiality LOW; Integrity LOW; Availability LOW."}]}],"affected":[{"vendor":"Spring","product":"Spring Boot","versions":[{"status":"affected","version":"4.0.0","lessThan":"4.0.6","versionType":"custom"},{"status":"affected","version":"3.5.0","lessThan":"3.5.14","versionType":"custom"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"When configured to use an SSL bundle, Spring Boot's RabbitMQ auto-configuration does not perform hostname verification when connecting to the RabbitMQ broker.\n\nAffected: Spring Boot 4.0.0–4.0.5 (fix 4.0.6), 3.5.0–3.5.13 (fix 3.5.14) per vendor advisory.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>When configured to use an SSL bundle, Spring Boot's RabbitMQ auto-configuration does not perform hostname verification when connecting to the RabbitMQ broker.</p><p>Affected: Spring Boot 4.0.0–4.0.5 (fix 4.0.6), 3.5.0–3.5.13 (fix 3.5.14) per vendor advisory.</p>"}]}],"references":[{"url":"https://spring.io/security/cve-2026-40971"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","attackVector":"ADJACENT_NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"LOW","baseScore":5,"baseSeverity":"MEDIUM"}}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.1"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-28T12:46:22.032309Z","id":"CVE-2026-40971","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-04-28T12:46:29.029Z"}}]}}