{
  "cveId": "CVE-2026-62817",
  "url": "https://patchblox.com/security/cve/CVE-2026-62817",
  "summary": "CVE-2026-62817 is fixed in 6 products on 1 platform, first by KB5120238, released August 11, 2026. It is not reported as exploited. Patch Radar priority: Urgent.",
  "title": "Windows DNS Server Remote Code Execution Vulnerability",
  "description": "\u003Cp\u003EOut-of-bounds write in Windows DNS allows an unauthorized attacker to execute code over an adjacent network.\u003C/p\u003E",
  "published": "2026-08-11T07:00:00Z",
  "severity": "Critical",
  "cvss": 8.8,
  "cwe": "Out-of-bounds Write",
  "epss": 0.00535,
  "epssPercentile": 0.45379,
  "priority": "Urgent",
  "priorityTier": 2,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "exploitabilityAssessment": "Exploitation Less Likely",
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62817",
  "fixes": [
    {
      "platform": "microsoft",
      "product": "Windows Server 2019",
      "fixedVersion": "17763.9121",
      "fix": "KB5120238",
      "url": "https://patchblox.com/security/fix/microsoft/kb5120238",
      "released": "2026-08-11T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2019 (Server Core installation)",
      "fixedVersion": "17763.9121",
      "fix": "KB5120238",
      "url": "https://patchblox.com/security/fix/microsoft/kb5120238",
      "released": "2026-08-11T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2022",
      "fixedVersion": "20348.5440",
      "fix": "KB5120229",
      "url": "https://patchblox.com/security/fix/microsoft/kb5120229",
      "released": "2026-08-11T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2022",
      "fixedVersion": "20348.5499",
      "fix": "KB5120242",
      "url": "https://patchblox.com/security/fix/microsoft/kb5120242",
      "released": "2026-08-11T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2022 (Server Core installation)",
      "fixedVersion": "20348.5440",
      "fix": "KB5120229",
      "url": "https://patchblox.com/security/fix/microsoft/kb5120229",
      "released": "2026-08-11T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2022 (Server Core installation)",
      "fixedVersion": "20348.5499",
      "fix": "KB5120242",
      "url": "https://patchblox.com/security/fix/microsoft/kb5120242",
      "released": "2026-08-11T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2025",
      "fixedVersion": "26100.33222",
      "fix": "KB5120228",
      "url": "https://patchblox.com/security/fix/microsoft/kb5120228",
      "released": "2026-08-11T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2025",
      "fixedVersion": "26100.33296",
      "fix": "KB5120233",
      "url": "https://patchblox.com/security/fix/microsoft/kb5120233",
      "released": "2026-08-11T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2025 (Server Core installation)",
      "fixedVersion": "26100.33222",
      "fix": "KB5120228",
      "url": "https://patchblox.com/security/fix/microsoft/kb5120228",
      "released": "2026-08-11T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2025 (Server Core installation)",
      "fixedVersion": "26100.33296",
      "fix": "KB5120233",
      "url": "https://patchblox.com/security/fix/microsoft/kb5120233",
      "released": "2026-08-11T00:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T06:59:42Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}