{
  "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-2026-74232",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-74232",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-08-27T10:39:14.386Z",
    "updatedAt": "2026-08-27T14:49:10.575Z",
    "importedAt": "2026-10-24T01:58:30.346Z",
    "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": "Zbtlink MQWrt yunmgrd Cloud C2 Implant",
      "summary": "Zbtlink L3_V2_8 firmware 3.0.0.4.528, Zbtlink WE826-T2 firmware 19.1101, Zbtlink ZBT-7628 firmware 1.0.0.2.007, Zbtlink ZBT-ZBT7621 firmware 1.0.0.3.001, MoreQuick MQAC-7620, MQAC-7620A, MQAP-7620, MQAP-7620A, and MQAP-7628 firmware 1.0.0.2.000, AP522 firmware 1.0.0.2.014, AP7628 and HC5661A firmware 3.0.0.4.380, APG721B firmware 19.0809, HK300 firmware 1.0.0.2.032, and MAP-N10 firmware 1.0.0.2.044 ship a backdoor command-and-control implant (yunmgrd) reachable over an unauthenticated cleartext UDP channel to a hardcoded C2 server. A remote unauthenticated attacker on the network path can hijack the channel and execute arbitrary commands as root. The attacker can also modify DNS entries, exfiltrate PPPoE credentials, and open reverse SSH tunnels.",
      "affected": [
        {
          "vendor": "Zbtlink",
          "product": "L3_V2_8",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "3.0.0.4.528",
              "status": "affected",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Zbtlink",
          "product": "WE826-T2",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "19.1101",
              "status": "affected",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Zbtlink",
          "product": "ZBT-7628",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "1.0.0.2.007",
              "status": "affected",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Zbtlink",
          "product": "ZBT-ZBT7621",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "1.0.0.3.001",
              "status": "affected",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "MoreQuick",
          "product": "MQAC-7620",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "1.0.0.2.000",
              "status": "affected",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "MoreQuick",
          "product": "MQAC-7620A",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "1.0.0.2.000",
              "status": "affected",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "MoreQuick",
          "product": "MQAP-7620",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "1.0.0.2.000",
              "status": "affected",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "MoreQuick",
          "product": "MQAP-7620A",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "1.0.0.2.000",
              "status": "affected",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "MoreQuick",
          "product": "MQAP-7628",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "1.0.0.2.000",
              "status": "affected",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Unknown",
          "product": "AP522",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "1.0.0.2.014",
              "status": "affected",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Unknown",
          "product": "AP7628",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "3.0.0.4.380",
              "status": "affected",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Unknown",
          "product": "APG721B",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "19.0809",
              "status": "affected",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Unknown",
          "product": "HC5661A",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "3.0.0.4.380",
              "status": "affected",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Unknown",
          "product": "HK300",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "1.0.0.2.032",
              "status": "affected",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Unknown",
          "product": "MAP-N10",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "1.0.0.2.044",
              "status": "affected",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  }
}