{
  "fix": "Python 3.13 3.13.14",
  "url": "https://patchblox.com/security/fix/windows-app/python.python.3.13-3.13.14",
  "summary": "Python 3.13 3.13.14, released June 10, 2026, fixes 10 CVEs in Python 3.13. None of them is reported as exploited. Patch Radar priority: High. The latest Python 3.13 is 3.13.17, which also fixes every one of these CVEs.",
  "platform": "windows-app",
  "type": "app-version",
  "title": "Python 3.13 3.13.14",
  "released": "2026-06-10T00:00:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2026-7210, high severity",
  "supported": true,
  "cveCount": 10,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00672,
  "maxCvss": 9.1,
  "appliesTo": [
    {
      "product": "Python 3.13",
      "productUrl": "https://patchblox.com/security/product/windows-app/python-3.13",
      "fixedVersion": "3.13.14",
      "latestVersion": "3.13.17",
      "supported": true
    }
  ],
  "supersededBy": {
    "product": "Python 3.13",
    "latestVersion": "3.13.17",
    "productUrl": "https://patchblox.com/security/product/windows-app/python-3.13"
  },
  "cves": [
    {
      "cveId": "CVE-2026-7210",
      "url": "https://patchblox.com/security/cve/CVE-2026-7210",
      "title": "The expat and elementtree parsers use insufficient entropy for XML hash-flooding protection",
      "priority": "High",
      "severity": "Low",
      "cvss": 7.5,
      "epss": 0.00672,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-6100",
      "url": "https://patchblox.com/security/cve/CVE-2026-6100",
      "title": "Use-after-free in lzma.LZMADecompressor, bz2.BZ2Decompressor, and gzip.GzipFile after re-use under memory pressure",
      "priority": "High",
      "severity": "Important",
      "cvss": 9.1,
      "epss": 0.00579,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-1502",
      "url": "https://patchblox.com/security/cve/CVE-2026-1502",
      "title": "HTTP client proxy tunnel headers not validated for CR/LF",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 8.1,
      "epss": 0.00562,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-9669",
      "url": "https://patchblox.com/security/cve/CVE-2026-9669",
      "title": "bz2.BZ2Decompressor reuse after error can cause a stack buffer overflow",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 8.2,
      "epss": 0.00428,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-3298",
      "url": "https://patchblox.com/security/cve/CVE-2026-3298",
      "title": "Out-of-bounds write in Windows asyncio.ProacterEventLoop.sock_recvfrom_into() when using nbytes",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.00392,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-4786",
      "url": "https://patchblox.com/security/cve/CVE-2026-4786",
      "title": "Incomplete mitigation of CVE-2026-4519, %action expansion for command injection to webbrowser.open()",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.1,
      "epss": 0.0029,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-6019",
      "url": "https://patchblox.com/security/cve/CVE-2026-6019",
      "title": "BaseCookie.js_output() does not neutralize embedded characters",
      "priority": "High",
      "severity": "Low",
      "cvss": 7.1,
      "epss": 0.00211,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-7774",
      "url": "https://patchblox.com/security/cve/CVE-2026-7774",
      "title": "tarfile.data_filter path traversal bypass allows writing outside the extraction directory",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 6.9,
      "epss": 0.00598,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-3276",
      "url": "https://patchblox.com/security/cve/CVE-2026-3276",
      "title": "Potential DoS via quadratic complexity in unicodedata.normalize()",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 6.3,
      "epss": 0.00486,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-8328",
      "url": "https://patchblox.com/security/cve/CVE-2026-8328",
      "title": "FTP PASV SSRF, ftpcp() does not use actual peer address, trusts server-supplied PASV host address",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 5.9,
      "epss": 0.00457,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T12:40:37Z"
}