{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Eclipse Vert.x", "vendor": "Eclipse Foundation", "versions": [{"lessThanOrEqual": "4.5.26", "status": "affected", "version": "4.3.4", "versionType": "semver"}, {"lessThanOrEqual": "5.0.11", "status": "affected", "version": "5.0.0", "versionType": "semver"}]}], "source": "emo@eclipse.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:eclipse:vert.x:*:*:*:*:*:*:*:*", "matchCriteriaId": "2D97737D-C9E5-44D5-B960-CDB913B633A2", "versionEndIncluding": "4.5.26", "versionStartIncluding": "4.3.4", "vulnerable": true}, {"criteria": "cpe:2.3:a:eclipse:vert.x:*:*:*:*:*:*:*:*", "matchCriteriaId": "FA536485-C257-482E-95AB-D22B0C596F68", "versionEndIncluding": "5.0.11", "versionStartIncluding": "5.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A TCP client can perform a TLS handshake and present the server name extension with a server name that is accepted by a server wildcard name, e.g. if the server is configured with a certificate accepting *.example.com, any XYZ.example.com where xyz is a valid name can be used."}, {"lang": "es", "value": "Un cliente TCP puede realizar un handshake TLS y presentar la extensi\u00f3n de nombre de servidor con un nombre de servidor que es aceptado por un nombre de servidor comod\u00edn, p. ej. si el servidor est\u00e1 configurado con un certificado que acepta *.example.com, se puede usar cualquier XYZ.example.com donde xyz sea un nombre v\u00e1lido."}], "id": "CVE-2026-6860", "lastModified": "2026-10-26T19:10:00.163", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 6.9, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "LOW", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "LOW", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "emo@eclipse.org", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-6860", "options": [{"exploitation": "poc"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-05-06T14:33:37.747093Z", "version": "2.0.3"}}]}, "published": "2026-05-06T10:16:26.293", "references": [{"source": "emo@eclipse.org", "tags": ["Issue Tracking", "Patch"], "url": "https://github.com/eclipse-vertx/vert.x/pull/6102"}, {"source": "emo@eclipse.org", "tags": ["Exploit", "Vendor Advisory"], "url": "https://github.com/eclipse-vertx/vert.x/security/advisories/GHSA-3g76-f9xq-8vp6"}, {"source": "emo@eclipse.org", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "url": "https://gitlab.eclipse.org/security/vulnerability-reports/-/issues/381"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "url": "https://gitlab.eclipse.org/security/vulnerability-reports/-/issues/381"}], "sourceIdentifier": "emo@eclipse.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-770"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-295"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}