{
  "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-2026-20251",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-20251",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-06-10T17:16:00.352Z",
    "updatedAt": "2026-06-11T03:55:39.372Z",
    "importedAt": "2026-10-24T01:57:55.771Z",
    "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": "Remote Code Execution through Deserialization of Untrusted Data in Splunk Secure Gateway",
      "summary": "In Splunk Enterprise versions below 10.2.4, 10.0.7, 9.4.12, and 9.3.13, Splunk Cloud Platform versions below 10.3.2512.12, 10.2.2510.14, 10.1.2507.22, and 9.3.2411.132, and Splunk Secure Gateway versions below 3.10.6, 3.9.20, and 3.8.67, a low-privileged user that does not hold the 'admin' or 'power' Splunk roles could perform a Remote Code Execution (RCE) through the Splunk Secure Gateway app.<br><br>The Remote Code Execution is possible because of unsafe deserialization of App Key Value Store (KV Store) data through the ‘jsonpickle’ Python library, which reconstructs arbitrary Python objects from specially crafted JavaScript Object Notation (JSON) without adequate validation.",
      "affected": [
        {
          "vendor": "Splunk",
          "product": "Splunk Enterprise",
          "versions": [
            {
              "version": "10.2",
              "status": "affected",
              "versionType": "custom",
              "lessThan": "10.2.4"
            },
            {
              "version": "10.0",
              "status": "affected",
              "versionType": "custom",
              "lessThan": "10.0.7"
            },
            {
              "version": "9.4",
              "status": "affected",
              "versionType": "custom",
              "lessThan": "9.4.12"
            },
            {
              "version": "9.3",
              "status": "affected",
              "versionType": "custom",
              "lessThan": "9.3.13"
            }
          ]
        },
        {
          "vendor": "Splunk",
          "product": "Splunk Cloud Platform",
          "versions": [
            {
              "version": "10.3.2512",
              "status": "affected",
              "versionType": "custom",
              "lessThan": "10.3.2512.12"
            },
            {
              "version": "10.2.2510",
              "status": "affected",
              "versionType": "custom",
              "lessThan": "10.2.2510.14"
            },
            {
              "version": "10.1.2507",
              "status": "affected",
              "versionType": "custom",
              "lessThan": "10.1.2507.22"
            },
            {
              "version": "9.3.2411",
              "status": "affected",
              "versionType": "custom",
              "lessThan": "9.3.2411.132"
            }
          ]
        },
        {
          "vendor": "Splunk",
          "product": "Splunk Secure Gateway",
          "versions": [
            {
              "version": "3.10",
              "status": "affected",
              "versionType": "custom",
              "lessThan": "3.10.6"
            },
            {
              "version": "3.9",
              "status": "affected",
              "versionType": "custom",
              "lessThan": "3.9.20"
            },
            {
              "version": "3.8",
              "status": "affected",
              "versionType": "custom",
              "lessThan": "3.8.67"
            }
          ]
        }
      ]
    }
  }
}