{
  "cveId": "CVE-2026-66374",
  "url": "https://patchblox.com/security/cve/CVE-2026-66374",
  "summary": "CVE-2026-66374 is fixed in knot-resolver on 1 platform by DEBIAN-CVE-2026-66374 (version 6.4.1-1), released July 26, 2026. It is not reported as exploited. Patch Radar priority: High.",
  "title": "knot-resolver: Knot Resolver before 6.4.1 allows remote code execution via a heap-based buffer overflow in the DoQ (DNS-over-QUIC) r...",
  "description": "Knot Resolver before 6.4.1 allows remote code execution via a heap-based buffer overflow in the DoQ (DNS-over-QUIC) receive path.",
  "published": "2026-07-25T01:16:26Z",
  "severity": "high",
  "cvss": 8.1,
  "cvssVector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:H/A:L",
  "epss": 0.00624,
  "epssPercentile": 0.50192,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "knot-resolver",
      "release": "Debian 14",
      "fixedVersion": "6.4.1-1",
      "fix": "DEBIAN-CVE-2026-66374",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-66374",
      "released": "2026-07-26T13:52:50Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T13:06:02Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}