{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "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"
    }
  ],
  "record": {
    "id": "CVE-2023-51364",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-51364",
    "idYear": 2023,
    "status": "PUBLISHED",
    "publishedAt": "2024-04-26T15:01:08.345Z",
    "updatedAt": "2024-08-02T22:32:09.120Z",
    "importedAt": "2026-10-24T01:57:03.413Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "QTS, QuTS hero, QuTScloud",
      "summary": "A path traversal vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users to read the contents of unexpected files and expose sensitive data via a network.\n\nWe have already fixed the vulnerability in the following versions:\nQTS 5.1.4.2596 build 20231128 and later\nQTS 4.5.4.2627 build 20231225 and later\nQuTS hero h5.1.3.2578 build 20231110 and later\nQuTS hero h4.5.4.2626 build 20231225 and later\nQuTScloud c5.1.5.2651 and later\n",
      "affected": [
        {
          "vendor": "QNAP Systems Inc.",
          "product": "QTS",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "5.1.x",
              "status": "affected",
              "versionType": "custom",
              "lessThan": "5.1.4.2596 build 20231128"
            },
            {
              "version": "4.5.x",
              "status": "affected",
              "versionType": "custom",
              "lessThan": "4.5.4.2627 build 20231225"
            }
          ]
        },
        {
          "vendor": "QNAP Systems Inc.",
          "product": "QuTS hero",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "h5.1.x",
              "status": "affected",
              "versionType": "custom",
              "lessThan": "h5.1.3.2578 build 20231110"
            },
            {
              "version": "h4.5.x",
              "status": "affected",
              "versionType": "custom",
              "lessThan": "h4.5.4.2626 build 20231225"
            }
          ]
        },
        {
          "vendor": "QNAP Systems Inc.",
          "product": "QuTScloud",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "c5.x.x",
              "status": "affected",
              "versionType": "custom",
              "lessThan": "c5.1.5.2651"
            }
          ]
        }
      ]
    }
  }
}