CVE-2026-16792
📛 CVE Title
Global TLS Certificate Validation Bypass in Lenovo XClarity Orchestrator
Description
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.
Overview
- State
- PUBLISHED
- Assigner (CNA)
- lenovo
- CVSS severity
- HIGH
- CVSS score
- 7.0 / 10
- CVSS vector
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- Effective score
- 7.0 / 10 HIGH source: CNA overview
- CWE(s)
-
CWE-295 - Reserved
- 2026-07-23
- Published
- 2026-08-04 19:48 UTC
- Last updated
- 2026-08-04 19:48 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/16xxx/CVE-2026-16792.json
- Linked Threat
- CVE-2026-16792 — Global TLS Certificate Validation Bypass in Lenovo XClarity Orchestrator
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| Lenovo | XClarity Orchestrator |
0 (affected)
|
x86 |
Vendor references (1)
References embedded in the original CVE record by the assigning CNA.
Web references (0)
DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.
No web references attached yet.
AI Forensic Analysis
Only Available for Registered Users. Sign in to view.
Raw JSON
The full cvelistV5 record. Download as CVE-2026-16792.json.
{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"platforms": [
"x86"
],
"product": "XClarity Orchestrator",
"vendor": "Lenovo",
"versions": [
{
"lessThanOrEqual": "2.2.0",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:lenovo:xclarity_orchestrator:*:*:x86:*:*:*:*:*",
"versionEndIncluding": "2.2.0",
"versionStartIncluding": "0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "OR"
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Lenovo thanks Christopher Lusk of North Echo Security Research for reporting this vulnerability."
}
],
"datePublic": "2026-08-04T13:00:00.000Z",
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"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."
}
],
"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."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "HIGH",
"attackVector": "ADJACENT_NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.1,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
},
{
"cvssV4_0": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "PRESENT",
"attackVector": "ADJACENT",
"baseScore": 7,
"baseSeverity": "HIGH",
"exploitMaturity": "NOT_DEFINED",
"privilegesRequired": "NONE",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "HIGH",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"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",
"version": "4.0",
"vulnAvailabilityImpact": "NONE",
"vulnConfidentialityImpact": "HIGH",
"vulnIntegrityImpact": "NONE",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-295",
"description": "CWE-295 Improper certificate validation",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-08-04T19:48:03.197Z",
"orgId": "da227ddf-6e25-4b41-b023-0f976dcaca4b",
"shortName": "lenovo"
},
"references": [
{
"tags": [
"patch",
"product"
],
"url": "https://support.lenovo.com/my/en/solutions/ht509976-lenovo-xclarity-orchestrator"
}
],
"solutions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Update\nLenovo XClarity Orchestrator to the version indicated in the advisory or higher - https://support.lenovo.com/us/en/solutions/ht116433"
}
],
"value": "Update\nLenovo XClarity Orchestrator\u00a0to the version indicated in the advisory or higher -\u00a0https://support.lenovo.com/us/en/solutions/ht116433"
}
],
"source": {
"discovery": "UNKNOWN"
},
"title": "Global TLS Certificate Validation Bypass in Lenovo XClarity Orchestrator",
"x_generator": {
"engine": "Vulnogram 1.0.0-beta"
}
}
},
"cveMetadata": {
"assignerOrgId": "da227ddf-6e25-4b41-b023-0f976dcaca4b",
"assignerShortName": "lenovo",
"cveId": "CVE-2026-16792",
"datePublished": "2026-08-04T19:48:03.197Z",
"dateReserved": "2026-07-23T18:03:48.528Z",
"dateUpdated": "2026-08-04T19:48:03.197Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}