{
  "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-2026-4769",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-4769",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-07-13T06:35:01.116Z",
    "updatedAt": "2026-07-13T14:44:48.962Z",
    "importedAt": "2026-10-24T01:58:14.884Z",
    "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 Access to Internal Diagnostic Interface",
      "summary": "Certain devices in the WAGO System I/O Field series activate an internal diagnostic capability during the initial startup sequence. This functionality is not formally documented and becomes accessible without authentication for a brief period in the early boot phase. During this window, an unauthenticated remote attacker can gain access to the internal system processes, resulting in full system compromise.",
      "affected": [
        {
          "vendor": "WAGO",
          "product": "0765-110x/0100-0000",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.0.0.0",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "1.2.1.100"
            }
          ]
        },
        {
          "vendor": "WAGO",
          "product": "0765-120x/0100-0000",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.0.0.0",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "1.2.7.100"
            }
          ]
        },
        {
          "vendor": "WAGO",
          "product": "0765-150x/0100-0000",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.0.0.0",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "1.2.7.103"
            }
          ]
        },
        {
          "vendor": "WAGO",
          "product": "0765-2101/0100-0000",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.0.0.0",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "1.2.1.102"
            }
          ]
        },
        {
          "vendor": "WAGO",
          "product": "0765-2102/0100-0000",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.0.0.0",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "1.2.5.101"
            }
          ]
        },
        {
          "vendor": "WAGO",
          "product": "0765-410x/0100-0000",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.0.0.0",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "1.2.1.100"
            }
          ]
        },
        {
          "vendor": "WAGO",
          "product": "0765-420x/0100-0000",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.0.0.0",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "1.2.7.100"
            }
          ]
        },
        {
          "vendor": "WAGO",
          "product": "0765-450x/0100-0000",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.0.0.0",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "1.2.7.103"
            }
          ]
        }
      ]
    }
  }
}