{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
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    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "incident": {
    "id": "cve-2026-110447",
    "url": "https://cveboard.org/i/cve-2026-110447",
    "urlPt": "https://cveboard.org/pt/i/cve-2026-110447",
    "json": "https://cveboard.org/i/cve-2026-110447.json",
    "kind": "vuln",
    "live": true,
    "knownExploited": true,
    "severity": "critical",
    "title": "Collabora Online – Built-in CODE Server OS Command Injection Vulnerability",
    "summary": "Collabora Collabora Online – Built-in CODE Server when used within the NextCloud platform contains an OS command injection vulnerability that allows for remote code execution when the CODE server isn't running.",
    "titlePt": "Collabora Online – Vulnerabilidade de injeção de comando do sistema operacional no Servidor CODE embutido",
    "summaryPt": "Collabora Online – Servidor CODE embutido contém uma vulnerabilidade de injeção de comando do sistema operacional que permite a execução remota de código quando o servidor CODE não está em execução.",
    "affected": [
      {
        "vendor": "Collabora",
        "product": "Collabora Online - Built-in CODE Server",
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        "versions": [
          {
            "version": "0",
            "status": "affected",
            "lessThan": "26.4.303",
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        "fixed": []
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    "references": [
      {
        "url": "https://help.nextcloud.com/t/to-collabora-built-in-user-update-asap/250516",
        "tag": "vendor-advisory"
      }
    ],
    "cwes": [
      {
        "id": "CWE-78",
        "name": "Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')"
      }
    ],
    "ssvc": {
      "exploitation": "active",
      "automatable": "yes",
      "impact": "total",
      "at": "2026-10-23T20:04:16.288Z"
    },
    "fix": "none",
    "tags": [
      "collabora"
    ],
    "cves": [
      "CVE-2026-110447"
    ],
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    "cvss": {
      "score": 9.2,
      "version": "4.0",
      "by": "mitre"
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    "epss": {
      "percentage": 0.01225,
      "percentile": 0.68615,
      "asOf": "2026-10-23",
      "by": "FIRST"
    },
    "packages": [],
    "vendor": "Collabora",
    "product": "Collabora Online – Built-in CODE Server",
    "kev": {
      "dateAdded": "2026-10-23",
      "dueDate": "2026-10-26",
      "requiredAction": "Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable.",
      "ransomware": false
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    "breach": null,
    "retracted": false,
    "sources": [
      {
        "label": "CISA KEV",
        "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2026-110447"
      }
    ],
    "cveVersion": 1,
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    "publishedAt": "2026-10-23T00:00:00.000Z",
    "updatedAt": "2026-10-23T00:00:00.000Z"
  },
  "live": true,
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      "id": "kev:CVE-2026-110447:kev_added:2026-10-23T00:00:00.000Z",
      "incidentId": "cve-2026-110447",
      "type": "kev_added",
      "at": "2026-10-23T00:00:00.000Z",
      "detail": {
        "dueDate": "2026-10-26",
        "ransomware": false
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    }
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}