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{
  "@rdf:about": "https://jvndb.jvn.jp/en/contents/2026/JVNDB-2026-032931.html",
  "dc:date": "2026-09-14T16:32+09:00",
  "dcterms:issued": "2026-09-14T16:32+09:00",
  "dcterms:modified": "2026-09-14T16:32+09:00",
  "description": "PC-HELPER series provided by Contec Co., Ltd. contains multiple vulnerabilities listed below.\u003ca href=\u0027https://cwe.mitre.org/data/definitions/79.html\u0027 target=\u0027_blank\u0027\u003e\u003c/a\u003e\u003ca href=\u0027https://cwe.mitre.org/data/definitions/352.html\u0027 target=\u0027_blank\u0027\u003e\u003c/a\u003e\u003ca href=\u0027https://cwe.mitre.org/data/definitions/78.html\u0027 target=\u0027_blank\u0027\u003e\u003c/a\u003e\u003ca href=\u0027https://cwe.mitre.org/data/definitions/79.html\u0027 target=\u0027_blank\u0027\u003e\u003c/a\u003e\u003ca href=\u0027https://cwe.mitre.org/data/definitions/434.html\u0027 target=\u0027_blank\u0027\u003e\u003c/a\u003e\u003cul\u003e\u003cli\u003eCross-site scripting (CWE-79) - CVE-2026-82790\u003c/li\u003e\u003cli\u003eCross-site request forgery (CWE-352) - CVE-2026-82764\u003c/li\u003e\u003cli\u003eOS command injection (CWE-78) - CVE-2026-82791\u003c/li\u003e\u003cli\u003eCross-site scripting (CWE-79) - CVE-2026-82792\u003c/li\u003e\u003cli\u003eUnrestricted upload of file with dangerous type (CWE-434) - CVE-2026-82793\u003c/li\u003e\u003c/ul\u003eContec Co., Ltd. reported these vulnerabilities to JPCERT/CC to notify users of the solutions through JVN.",
  "link": "https://jvndb.jvn.jp/en/contents/2026/JVNDB-2026-032931.html",
  "sec:cpe": [
    {
      "#text": "cpe:/h:contec:can-2-usb",
      "@product": "CAN 2.0B Communication Wireless LAN / USB Converter Unit CAN-2-USB",
      "@vendor": "Contec",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/h:contec:can-2-wf",
      "@product": "CAN 2.0B Communication Wireless LAN / USB Converter Unit CAN-2-WF",
      "@vendor": "Contec",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/h:contec:dio-0404ry-lwf",
      "@product": "PC-HELPER Wireless I/O DIO-0404RY-LWF",
      "@vendor": "Contec",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/h:contec:dio-0404ry-lwf-us",
      "@product": "PC-HELPER Wireless I/O DIO-0404RY-LWF-US",
      "@vendor": "Contec",
      "@version": "2.2"
    }
  ],
  "sec:cvss": {
    "@score": "5.4",
    "@severity": "Medium",
    "@type": "Base",
    "@vector": "CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
    "@version": "3.0"
  },
  "sec:identifier": "JVNDB-2026-032931",
  "sec:references": [
    {
      "#text": "https://jvn.jp/en/vu/JVNVU90314828/index.html",
      "@id": "JVNVU#90314828",
      "@source": "JVN"
    },
    {
      "#text": "https://www.cve.org/CVERecord?id=CVE-2026-82764",
      "@id": "CVE-2026-82764",
      "@source": "CVE"
    },
    {
      "#text": "https://www.cve.org/CVERecord?id=CVE-2026-82790",
      "@id": "CVE-2026-82790",
      "@source": "CVE"
    },
    {
      "#text": "https://www.cve.org/CVERecord?id=CVE-2026-82791",
      "@id": "CVE-2026-82791",
      "@source": "CVE"
    },
    {
      "#text": "https://www.cve.org/CVERecord?id=CVE-2026-82792",
      "@id": "CVE-2026-82792",
      "@source": "CVE"
    },
    {
      "#text": "https://www.cve.org/CVERecord?id=CVE-2026-82793",
      "@id": "CVE-2026-82793",
      "@source": "CVE"
    },
    {
      "#text": "https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html",
      "@id": "CWE-352",
      "@title": "Cross-Site Request Forgery(CWE-352)"
    },
    {
      "#text": "https://cwe.mitre.org/data/definitions/434.html",
      "@id": "CWE-434",
      "@title": "Unrestricted Upload of File with Dangerous Type(CWE-434)"
    },
    {
      "#text": "https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html",
      "@id": "CWE-78",
      "@title": "OS Command Injection(CWE-78)"
    },
    {
      "#text": "https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html",
      "@id": "CWE-79",
      "@title": "Cross-site Scripting(CWE-79)"
    }
  ],
  "title": "Multiple vulnerabilities in Contec PC-HELPER series"
}