{
  "cveId": "CVE-2022-31739",
  "url": "https://patchblox.com/security/cve/CVE-2022-31739",
  "summary": "CVE-2022-31739 is fixed in 3 products on 1 platform, first by Mozilla Firefox (en-US) 101.0, released May 31, 2022. It is not reported as exploited. Patch Radar priority: High.",
  "title": "Mozilla Thunderbird and 4 others: External Control of File Name or Path",
  "description": "When downloading files on Windows, the % character was not escaped, which could have lead to a download incorrectly being saved to attacker-influenced paths that used variables such as %HOMEPATH% or %APPDATA%.\u003Cbr\u003E*This bug only affects Firefox for Windows. Other operating systems are unaffected.*. This vulnerability affects Thunderbird \u003C 91.10, Firefox \u003C 101, and Firefox ESR \u003C 91.10.",
  "published": "2022-12-22T20:15:28Z",
  "severity": "",
  "cvss": 8.8,
  "cwe": "CWE-73: External Control of File Name or Path",
  "epss": 0.00705,
  "epssPercentile": 0.53618,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://nvd.nist.gov/vuln/detail/CVE-2022-31739",
  "fixes": [
    {
      "platform": "windows-app",
      "product": "Mozilla Firefox (en-US)",
      "fixedVersion": "101.0",
      "fix": "Mozilla Firefox (en-US) 101.0",
      "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox-101.0",
      "released": "2022-05-31T00:00:00Z"
    },
    {
      "platform": "windows-app",
      "product": "Mozilla Firefox ESR (en-US)",
      "fixedVersion": "102.0",
      "fix": "Mozilla Firefox ESR (en-US) 102.0",
      "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox.esr-102.0",
      "released": "2022-06-23T00:00:00Z"
    },
    {
      "platform": "windows-app",
      "product": "Mozilla Thunderbird (en-US)",
      "fixedVersion": "102.0",
      "fix": "Mozilla Thunderbird (en-US) 102.0",
      "url": "https://patchblox.com/security/fix/windows-app/mozilla.thunderbird-102.0",
      "released": "2022-06-29T00:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T19:12:23Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}