{
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    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-19766",
        "assignerOrgId": "eb103674-0d28-4225-80f8-39fb86215de0",
        "state": "PUBLISHED",
        "assignerShortName": "hpe",
        "dateReserved": "2026-08-13T16:59:42.306Z",
        "datePublished": "2026-09-01T19:30:38.902Z",
        "dateUpdated": "2026-09-02T15:14:46.464Z"
    },
    "containers": {
        "cna": {
            "affected": [
                {
                    "defaultStatus": "affected",
                    "product": "Fabric Composer",
                    "vendor": "Hewlett Packard Enterprise (HPE)",
                    "versions": [
                        {
                            "lessThanOrEqual": "7.3.3",
                            "status": "affected",
                            "version": "7.0.0",
                            "versionType": "semver"
                        }
                    ]
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "type": "reporter",
                    "value": "This vulnerability was discovered by internal security research at HPE Networking."
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "An authentication bypass vulnerability exists in the underlying operating system of HPE Networking Fabric Composer. Successful exploitation could allow an unauthenticated adjacent attacker to execute arbitrary code as a privileged user on the underlying operating system, leading to complete compromise of the AFC host."
                }
            ],
            "metrics": [
                {
                    "cvssV3_1": {
                        "attackComplexity": "LOW",
                        "attackVector": "ADJACENT_NETWORK",
                        "baseScore": 9.6,
                        "baseSeverity": "CRITICAL",
                        "confidentialityImpact": "HIGH",
                        "availabilityImpact": "HIGH",
                        "integrityImpact": "HIGH",
                        "privilegesRequired": "NONE",
                        "scope": "CHANGED",
                        "userInteraction": "NONE",
                        "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
                        "version": "3.1"
                    },
                    "format": "CVSS",
                    "scenarios": [
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                            "lang": "en",
                            "value": "GENERAL"
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            "providerMetadata": {
                "orgId": "eb103674-0d28-4225-80f8-39fb86215de0",
                "shortName": "hpe",
                "dateUpdated": "2026-09-01T20:24:15.187Z"
            },
            "references": [
                {
                    "url": "https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us&docLocale=en_US"
                }
            ],
            "source": {
                "advisory": "HPESBNW05133",
                "discovery": "INTERNAL"
            },
            "title": "Authentication Bypass leads to Administrative control of adjacent network hosts in HPE Networking Fabric Composer",
            "x_generator": {
                "engine": "Vulnogram 0.2.0"
            }
        },
        "adp": [
            {
                "problemTypes": [
                    {
                        "descriptions": [
                            {
                                "type": "CWE",
                                "cweId": "CWE-287",
                                "lang": "en",
                                "description": "CWE-287 Improper Authentication"
                            }
                        ]
                    }
                ],
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-09-02T15:00:09.382435Z",
                                "id": "CVE-2026-19766",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "total"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-09-02T15:14:46.464Z"
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    }
}