{
  "cveId": "CVE-2021-3331",
  "url": "https://patchblox.com/security/cve/CVE-2021-3331",
  "summary": "CVE-2021-3331 is fixed in WinSCP on 1 platform by WinSCP 5.17.10 (version 5.17.10), released January 26, 2021. It is not reported as exploited. Patch Radar priority: Urgent.",
  "title": "WinSCP: WinSCP before 5.17.10 allows remote attackers to execute arbitrary programs when the URL handler encounters\u2026",
  "description": "WinSCP before 5.17.10 allows remote attackers to execute arbitrary programs when the URL handler encounters a crafted URL that loads session settings. (For example, this is exploitable in a default installation in which WinSCP is the handler for sftp:// URLs.)",
  "published": "2021-01-27T21:15:16Z",
  "severity": "",
  "cvss": 9.8,
  "epss": 0.07703,
  "epssPercentile": 0.94637,
  "priority": "Urgent",
  "priorityTier": 2,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://nvd.nist.gov/vuln/detail/CVE-2021-3331",
  "fixes": [
    {
      "platform": "windows-app",
      "product": "WinSCP",
      "fixedVersion": "5.17.10",
      "fix": "WinSCP 5.17.10",
      "url": "https://patchblox.com/security/fix/windows-app/winscp.winscp-5.17.10",
      "released": "2021-01-26T00:00:00Z"
    }
  ],
  "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"
  }
}