{
  "cveId": "CVE-2026-100700",
  "url": "https://patchblox.com/security/cve/CVE-2026-100700",
  "summary": "CVE-2026-100700 is fixed in node-nodemailer on 1 platform by DEBIAN-CVE-2026-100700 (version 10.0.10\u002B~8.0.1-1), released September 27, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "node-nodemailer: nodemailer before 10.0.6 contains a denial of service vulnerability in the addressparser free-text fallback regex pat...",
  "description": "nodemailer before 10.0.6 contains a denial of service vulnerability in the addressparser free-text fallback regex pattern that exhibits quadratic backtracking behavior. Attackers can supply crafted email header values with long whitespace-free runs to block the Node.js event loop for tens of seconds, causing service unavailability.",
  "published": "2026-09-26T14:16:55Z",
  "severity": "",
  "epss": 0.00337,
  "epssPercentile": 0.27255,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "node-nodemailer",
      "release": "Debian 14",
      "fixedVersion": "10.0.10\u002B~8.0.1-1",
      "fix": "DEBIAN-CVE-2026-100700",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-100700",
      "released": "2026-09-27T20:04:15Z"
    }
  ],
  "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"
  }
}