CVE-2026-18744

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{"affected": [{"affectedData": [{"product": "VINCE", "vendor": "CERT/CC", "versions": [{"lessThan": "3.0.44", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "cret@cert.org"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Any authenticated case participant can fetch any OTHER vendor's CaseStatement + per-vul CaseMemberStatus by supplying that member's id \u2014 test_func only checks _is_my_case, not ownership of kwargs['member']. Bypasses share_status; leaks embargoed vendor affected/not-affected + statement text cross-tenant."}, {"lang": "es", "value": "Cualquier participante del caso autenticado puede obtener la CaseStatement de CUALQUIER OTRO proveedor y el CaseMemberStatus por vulnerabilidad al proporcionar el ID de ese miembro - test_func solo verifica _is_my_case, no la propiedad de kwargs[\u2019member\u2019]. Elude share_status; filtra el estado de afectado/no afectado del proveedor embargado y el texto de la declaraci\u00f3n entre inquilinos."}], "id": "CVE-2026-18744", "lastModified": "2026-10-23T19:10:00.167", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-18744", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-08-13T15:44:59.345311Z", "version": "2.0.3"}}]}, "published": "2026-08-12T22:17:14.823", "references": [{"source": "cret@cert.org", "url": "https://github.com/CERTCC/VINCE"}, {"source": "cret@cert.org", "url": "https://github.com/CERTCC/VINCE/pull/235"}], "sourceIdentifier": "cret@cert.org", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-639"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,3.0.44)"}}], "enrichment": {"confidence": 87.0, "confidence_source": "matching", "scores": [{"score": 87.0, "source": "matching"}]}, "original": {"product": "VINCE", "source": "cna", "vendor": "CERT/CC"}, "product": "vince", "vendor": "cert"}], "created": "2026-08-13T02:15:02.666127+00:00", "title": "Authentication Bypass Leading to Cross\u2011Tenant Leakage of Vendor Case Statements", "updated": "2026-08-13T17:45:03.682377+00:00", "vendors": ["cert", "cert$PRODUCT$vince"], "weaknesses": ["CWE-284", "CWE-639"]}