{
  "cveId": "CVE-2026-3087",
  "url": "https://patchblox.com/security/cve/CVE-2026-3087",
  "summary": "CVE-2026-3087 is fixed in Python 3.14 on 1 platform by Python 3.14 3.14.5 (version 3.14.5), released May 10, 2026. 10 other affected products have no fix yet. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "shutil.unpack_archive() doesn\u0027t check for Windows absolute paths in ZIPs",
  "description": "If \u0060shutil.unpack_archive()\u0060 is given a ZIP archive with an absolute Windows path containing a drive (\u0060C:\\\\...\u0060) then the archive will be extracted outside the target directory which is different than other operating systems. Only Windows is affected by this vulnerability.",
  "published": "2026-04-27T21:16:42Z",
  "severity": "",
  "cvss": 6,
  "cwe": "CWE-22",
  "epss": 0.00551,
  "epssPercentile": 0.46321,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://nvd.nist.gov/vuln/detail/CVE-2026-3087",
  "fixes": [
    {
      "platform": "windows-app",
      "product": "Python 3.14",
      "fixedVersion": "3.14.5",
      "fix": "Python 3.14 3.14.5",
      "url": "https://patchblox.com/security/fix/windows-app/python.python.3.14-3.14.5",
      "released": "2026-05-10T00:00:00Z"
    }
  ],
  "noFixYet": [
    {
      "platform": "Windows apps",
      "product": "Python 2",
      "status": "no-fix",
      "affectedVersion": "2.7.18150"
    },
    {
      "platform": "Windows apps",
      "product": "Python 3.10",
      "status": "no-fix",
      "affectedVersion": "3.10.11"
    },
    {
      "platform": "Windows apps",
      "product": "Python 3.11",
      "status": "no-fix",
      "affectedVersion": "3.11.9"
    },
    {
      "platform": "Windows apps",
      "product": "Python 3.12",
      "status": "no-fix",
      "affectedVersion": "3.12.10"
    },
    {
      "platform": "Windows apps",
      "product": "Python 3.13",
      "status": "no-fix",
      "affectedVersion": "3.13.17"
    },
    {
      "platform": "Windows apps",
      "product": "Python 3.5",
      "status": "no-fix",
      "affectedVersion": "3.5.4"
    },
    {
      "platform": "Windows apps",
      "product": "Python 3.6",
      "status": "no-fix",
      "affectedVersion": "3.6.8"
    },
    {
      "platform": "Windows apps",
      "product": "Python 3.7",
      "status": "no-fix",
      "affectedVersion": "3.7.9"
    },
    {
      "platform": "Windows apps",
      "product": "Python 3.8",
      "status": "no-fix",
      "affectedVersion": "3.8.10"
    },
    {
      "platform": "Windows apps",
      "product": "Python 3.9",
      "status": "no-fix",
      "affectedVersion": "3.9.13"
    }
  ],
  "dataAsOf": "2026-11-08T00:53:09Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}