{ "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": "2026-08-05T14:48:58.634Z" }, "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 to the version indicated in the advisory or higher - https://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" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-08-05T14:48:52.491008Z", "id": "CVE-2026-16792", "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": "2026-08-05T14:48:58.634Z" } } ] } }