{
  "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-2026-20161",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-20161",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-04-15T16:03:43.769Z",
    "updatedAt": "2026-04-15T16:56:35.191Z",
    "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": "Cisco ThousandEyes Enterprise Agent Arbitrary File Overwrite Vulnerability",
      "summary": "A vulnerability in the CLI of Cisco ThousandEyes Enterprise Agent could allow an authenticated, local attacker with low privileges to overwrite arbitrary files on the local system of an affected device.\r\n\r\nThis vulnerability is due to improper access controls on files that are on the local file system of an affected device. An attacker could exploit this vulnerability by placing a symbolic link in a specific location on the local file system. A successful exploit could allow the attacker to bypass file system permissions and overwrite arbitrary files on the affected device.",
      "affected": [
        {
          "vendor": "Cisco",
          "product": "Cisco ThousandEyes Enterprise Agent",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "Agent 5.0",
              "status": "affected"
            },
            {
              "version": "Agent 4.4.4",
              "status": "affected"
            },
            {
              "version": "Agent 4.4.3",
              "status": "affected"
            },
            {
              "version": "Agent 4.4.2",
              "status": "affected"
            },
            {
              "version": "Agent 4.2",
              "status": "affected"
            },
            {
              "version": "Agent 4.1",
              "status": "affected"
            },
            {
              "version": "Agent 4.0",
              "status": "affected"
            },
            {
              "version": "Agent 5.1",
              "status": "affected"
            },
            {
              "version": "Agent 5.1.2",
              "status": "affected"
            }
          ]
        }
      ]
    }
  }
}