{
  "cveId": "CVE-2025-50182",
  "url": "https://patchblox.com/security/cve/CVE-2025-50182",
  "summary": "CVE-2025-50182 is fixed in 2 products on 1 platform, first by DEBIAN-CVE-2025-50182, released June 19, 2025. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "urllib3 does not control redirects in browsers and Node.js",
  "description": "urllib3 is a user-friendly HTTP client library for Python. Starting inversion 2.2.0 and prior to 2.5.0, urllib3 does not control redirects inbrowsers and Node.js. urllib3 supports being used in a Pyodide runtimeutilizing the JavaScript Fetch API or falling back on XMLHttpRequest. Thismeans Python libraries can be used to make HTTP requests from a browser orNode.js. Additionally, urllib3 provides a mechanism to control redirects,but the retries and redirect parameters are ignored with Pyodide; theruntime itself determines redirect behavior. This issue has been patched inversion 2.5.0.",
  "published": "2025-06-19T02:15:17Z",
  "severity": "Medium",
  "cvss": 6.1,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
  "cwe": "URL Redirection to Untrusted Site (\u0026#39;Open Redirect\u0026#39;)",
  "epss": 0.00602,
  "epssPercentile": 0.49034,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-50182",
  "fixes": [
    {
      "platform": "linux",
      "product": "python-urllib3",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "2.3.0-3",
      "fix": "DEBIAN-CVE-2025-50182",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-50182",
      "released": "2025-06-19T02:15:17Z"
    },
    {
      "platform": "linux",
      "product": "python-urllib3",
      "release": "Debian 14",
      "fixedVersion": "2.3.0-3",
      "fix": "DEBIAN-CVE-2025-50182",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-50182",
      "released": "2025-06-19T02:15:17Z"
    },
    {
      "platform": "linux",
      "product": "python3-urllib3",
      "release": "Ubuntu 25.04 (plucky)",
      "fixedVersion": "2.3.0-2ubuntu0.1",
      "fix": "python3-urllib3 2.3.0-2ubuntu0.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-plucky-python3-urllib3-2.3.0-2ubuntu0.1",
      "released": "2026-01-16T01:42:25Z"
    }
  ],
  "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"
  }
}