{
  "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-2025-66255",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2025-66255",
    "idYear": 2025,
    "status": "PUBLISHED",
    "publishedAt": "2025-11-26T00:39:56.984Z",
    "updatedAt": "2025-12-03T16:00:07.473Z",
    "importedAt": "2026-10-24T01:57:44.935Z",
    "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": "Unauthenticated Arbitrary File Upload (upgrade_contents.php)",
      "summary": "Unauthenticated Arbitrary File Upload (upgrade_contents.php) in DB Electronica Telecomunicazioni S.p.A. Mozart FM Transmitter versions 30, 50, 100, 300, 500, 1000, 2000, 3000, 3500, 6000, 7000 allows an attacker to perform Missing signature validation allows uploading malicious firmware packages. \nThe firmware upgrade endpoint in `upgrade_contents.php` accepts arbitrary file uploads without validating file headers, cryptographic signatures, or enforcing .tgz format requirements, allowing malicious firmware injection. This endpoint also subsequently provides ways for arbitrary file uploads and subsequent remote code execution",
      "affected": [
        {
          "vendor": "DB Electronica Telecomunicazioni S.p.A.",
          "product": "Mozart FM Transmitter",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "30",
              "status": "affected"
            },
            {
              "version": "50",
              "status": "affected"
            },
            {
              "version": "100",
              "status": "affected"
            },
            {
              "version": "300",
              "status": "affected"
            },
            {
              "version": "500",
              "status": "affected"
            },
            {
              "version": "1000",
              "status": "affected"
            },
            {
              "version": "2000",
              "status": "affected"
            },
            {
              "version": "3000",
              "status": "affected"
            },
            {
              "version": "3500",
              "status": "affected"
            },
            {
              "version": "6000",
              "status": "affected"
            },
            {
              "version": "7000",
              "status": "affected"
            }
          ]
        }
      ]
    }
  }
}