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        "assignerOrgId": "44488dab-36db-4358-99f9-bc116477f914",
        "state": "PUBLISHED",
        "assignerShortName": "runZero",
        "dateReserved": "2026-07-21T20:14:34.064Z",
        "datePublished": "2026-10-26T14:07:08.235Z",
        "dateUpdated": "2026-10-26T16:46:46.017Z"
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            "title": "Avocent ACS8000 wsserver command injection",
            "datePublic": "2026-10-26T14:00:00.000Z",
            "problemTypes": [
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                    "descriptions": [
                        {
                            "lang": "en",
                            "cweId": "CWE-78",
                            "description": "CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection')",
                            "type": "CWE"
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                    ]
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            ],
            "affected": [
                {
                    "vendor": "Vertiv",
                    "product": "Avocent ACS8000",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "0",
                            "lessThanOrEqual": "2.32.4",
                            "versionType": "semver"
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                    ],
                    "defaultStatus": "unaffected"
                }
            ],
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                {
                    "lang": "en",
                    "value": "The root-privileged `wsserver` terminal-bridge daemon builds a shell command from client-supplied WebSocket fields and passes it to `system()` and `popen()` without quoting, escaping, or character-set validation. The daemon's public-key session path performs no appliance-session check.",
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            ],
            "references": [
                {
                    "url": "https://www.runzero.com/advisories/avocent-acs8000-wsserver-cmdinj-cve-2026-65184",
                    "tags": [
                        "third-party-advisory"
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                    "url": "https://www.runzero.com/blog/lights-out-exposed/",
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                        "version": "3.1",
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "scope": "UNCHANGED",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "HIGH",
                        "availabilityImpact": "HIGH",
                        "baseSeverity": "CRITICAL",
                        "baseScore": 9.8,
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
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            ],
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                {
                    "lang": "en",
                    "value": "HD Moore of runZero",
                    "type": "finder"
                },
                {
                    "lang": "en",
                    "value": "Tod Beardsley of runZero",
                    "type": "coordinator"
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            "source": {
                "discovery": "UNKNOWN"
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            {
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                            "content": {
                                "id": "CVE-2026-65184",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
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                                        "Automatable": "yes"
                                    },
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                                "timestamp": "2026-10-26T15:35:25.917894Z"
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