{
  "cveId": "CVE-2026-66324",
  "url": "https://patchblox.com/security/cve/CVE-2026-66324",
  "summary": "CVE-2026-66324 is fixed in 4 products on 2 platforms, first by Microsoft Edge Dev 153.0.4224.0, released August 17, 2026. 1 other affected product has no fix yet. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "Microsoft Edge (Chromium-based) Spoofing Vulnerability",
  "description": "\u003Cp\u003EExternal control of file name or path in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.\u003C/p\u003E",
  "published": "2026-08-28T07:00:00Z",
  "severity": "Important",
  "cvss": 6.5,
  "cwe": "External Control of File Name or Path",
  "epss": 0.00922,
  "epssPercentile": 0.60564,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "exploitabilityAssessment": "Exploitation Unlikely",
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-66324",
  "fixes": [
    {
      "platform": "windows-app",
      "product": "Microsoft Edge",
      "fixedVersion": "152.0.4191.66",
      "fix": "Microsoft Edge 152.0.4191.66",
      "url": "https://patchblox.com/security/fix/windows-app/microsoft.edge-152.0.4191.66",
      "released": "2026-09-04T00:00:00Z"
    },
    {
      "platform": "windows-app",
      "product": "Microsoft Edge Beta",
      "fixedVersion": "153.0.4234.6",
      "fix": "Microsoft Edge Beta 153.0.4234.6",
      "url": "https://patchblox.com/security/fix/windows-app/microsoft.edge.beta-153.0.4234.6",
      "released": "2026-08-27T00:00:00Z"
    },
    {
      "platform": "windows-app",
      "product": "Microsoft Edge Dev",
      "fixedVersion": "153.0.4224.0",
      "fix": "Microsoft Edge Dev 153.0.4224.0",
      "url": "https://patchblox.com/security/fix/windows-app/microsoft.edge.dev-153.0.4224.0",
      "released": "2026-08-17T00:00:00Z"
    },
    {
      "platform": "windows-app",
      "product": "Microsoft Edge WebView2 Runtime",
      "fixedVersion": "152.0.4191.53",
      "fix": "Microsoft Edge WebView2 Runtime 152.0.4191.53",
      "url": "https://patchblox.com/security/fix/windows-app/microsoft.edgewebview2runtime-152.0.4191.53",
      "released": "2026-08-28T00:00:00Z"
    },
    {
      "platform": "macos",
      "product": "Microsoft Edge",
      "fixedVersion": "152.0.4191.53",
      "fix": "Microsoft Edge 152.0.4191.53",
      "url": "https://patchblox.com/security/fix/macos/com.microsoft.edgemac-152.0.4191.53",
      "released": "2026-08-27T09:30:47Z"
    }
  ],
  "noFixYet": [
    {
      "platform": "Windows apps",
      "product": "Local Administrator Password Solution",
      "status": "no-fix",
      "affectedVersion": "6.2.0.0"
    }
  ],
  "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"
  }
}