{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-16792", "assignerOrgId": "da227ddf-6e25-4b41-b023-0f976dcaca4b", "state": "PUBLISHED", "assignerShortName": "lenovo", "dateReserved": "2026-07-23T18:03:48.528Z", "datePublished": "2026-08-04T19:48:03.197Z", "dateUpdated": "2026-08-04T19:48:03.197Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "da227ddf-6e25-4b41-b023-0f976dcaca4b", "shortName": "lenovo", "dateUpdated": "2026-08-04T19:48:03.197Z"}, "title": "Global TLS Certificate Validation Bypass in Lenovo XClarity Orchestrator", "datePublic": "2026-08-04T13:00:00.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-295", "description": "CWE-295 Improper certificate validation", "type": "CWE"}]}], "affected": [{"vendor": "Lenovo", "product": "XClarity Orchestrator", "platforms": ["x86"], "versions": [{"status": "affected", "version": "0", "lessThanOrEqual": "2.2.0", "versionType": "custom"}], "defaultStatus": "unaffected"}], "cpeApplicability": [{"operator": "OR", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:lenovo:xclarity_orchestrator:*:*:x86:*:*:*:*:*", "versionStartIncluding": "0", "versionEndIncluding": "2.2.0"}]}]}], "descriptions": [{"lang": "en", "value": "An improper certificate validation vulnerability was reported in multiple Lenovo XClarity Orchestrator (LXCO) 2.2.0 microservices that could allow an adjacent network attacker to intercept sensitive communications by performing a machine-in-the-middle attack against HTTPS connections during TLS certificate validation under certain circumstances.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "An improper certificate validation vulnerability was reported in multiple Lenovo XClarity Orchestrator (LXCO) 2.2.0 microservices that could allow an adjacent network attacker to intercept sensitive communications by performing a machine-in-the-middle attack against HTTPS connections during TLS certificate validation under certain circumstances."}]}], "references": [{"url": "https://support.lenovo.com/my/en/solutions/ht509976-lenovo-xclarity-orchestrator", "tags": ["patch", "product"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE", "baseSeverity": "MEDIUM", "baseScore": 6.1, "vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N"}}, {"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "ADJACENT", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "NONE", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "HIGH", "baseScore": 7, "vectorString": "CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N"}}], "solutions": [{"lang": "en", "value": "Update\nLenovo XClarity Orchestrator\u00a0to the version indicated in the advisory or higher -\u00a0https://support.lenovo.com/us/en/solutions/ht116433", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Update\nLenovo XClarity Orchestrator to the version indicated in the advisory or higher - https://support.lenovo.com/us/en/solutions/ht116433"}]}], "credits": [{"lang": "en", "value": "Lenovo thanks Christopher Lusk of North Echo Security Research for reporting this vulnerability.", "type": "finder"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.0-beta"}}}}

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{"affected": [{"configurations": [{"platform": ["x86"], "status": "affected", "versions": {"scheme": "generic", "value": "[0,2.2.0]"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "XClarity Orchestrator", "source": "cna", "vendor": "Lenovo"}, "product": "xclarity_orchestrator", "vendor": "lenovo"}], "created": "2026-08-04T21:30:12.412235+00:00", "updated": "2026-08-04T21:30:12.502058+00:00", "vendors": ["lenovo", "lenovo$PRODUCT$xclarity_orchestrator"]}