{
  "id": "CVE-2026-65184",
  "url": "https://spydr.io/cve/CVE-2026-65184",
  "published": "2026-10-26T15:16:41.627Z",
  "modified": "2026-10-26T18:41:21.450Z",
  "score": 9.8,
  "severity": "critical",
  "cvss_version": "3.1",
  "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
  "score_source": "CNA",
  "epss": 0.00416,
  "epss_percentile": 0.35745,
  "exploited": false,
  "kev": null,
  "ssvc_exploitation": "none",
  "vendors": [
    "Vertiv"
  ],
  "products": [
    "Vertiv Avocent ACS8000"
  ],
  "cwes": [
    "CWE-78"
  ],
  "description": "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.",
  "status": "Deferred",
  "score_type": "Secondary",
  "scores": {
    "cvss_v40": null,
    "cvss_v31": 9.8,
    "cvss_v30": null
  },
  "references": [
    {
      "url": "https://www.runzero.com/advisories/avocent-acs8000-wsserver-cmdinj-cve-2026-65184",
      "tags": []
    },
    {
      "url": "https://www.runzero.com/blog/lights-out-exposed/",
      "tags": []
    }
  ],
  "nvd_url": "https://nvd.nist.gov/vuln/detail/CVE-2026-65184",
  "covered_in": [],
  "attribution": [
    {
      "source": "NVD",
      "url": "https://nvd.nist.gov",
      "notice": "This product uses data from the NVD API but is not endorsed or certified by the NVD."
    },
    {
      "source": "CISA KEV",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "notice": "Known exploited vulnerabilities from the CISA KEV catalog."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss",
      "notice": "Exploit prediction scores from FIRST EPSS."
    }
  ]
}