{
  "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-2025-47872",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2025-47872",
    "idYear": 2025,
    "status": "PUBLISHED",
    "publishedAt": "2025-08-08T16:14:18.901Z",
    "updatedAt": "2025-08-08T19:13:18.978Z",
    "importedAt": "2026-10-24T01:57:34.152Z",
    "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": "EG4 Electronics EG4 Inverters Observable Discrepancy",
      "summary": "The public-facing product registration endpoint server responds \ndifferently depending on whether the S/N is valid and unregistered, \nvalid but already registered, or does not exist in the database. \nCombined with the fact that serial numbers are sequentially assigned, \nthis allows an attacker to gain information on the product registration \nstatus of different S/Ns.",
      "affected": [
        {
          "vendor": "EG4 Electronics",
          "product": "EG4 12kPV",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "all versions",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "EG4 Electronics",
          "product": "EG4 18kPV",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "all versions",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "EG4 Electronics",
          "product": "EG4 Flex 21",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "all versions",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "EG4 Electronics",
          "product": "EG4 Flex 18",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "all versions",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "EG4 Electronics",
          "product": "EG4 6000XP",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "all versions",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "EG4 Electronics",
          "product": "EG4 12000XP",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "all versions",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "EG4 Electronics",
          "product": "EG4 GridBoss",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "all versions",
              "status": "affected"
            }
          ]
        }
      ]
    }
  }
}