{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "bcdf231946b1da8bdfbab4c05539bb0cc964a1c7"
            }
          ],
          "repo": "https://github.com/python/cpython",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "pkgutil.get_data() did not validate the resource argument as documented, allowing path traversals.",
  "id": "CVE-2026-3479",
  "modified": "2026-04-01T23:09:26.045551006Z",
  "published": "2026-03-18T19:16:06.810Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://mail.python.org/archives/list/security-announce@python.org/thread/WYLLVQOOCKGK73JM7Z7ZSNOJC4N7BAWY/"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/python/cpython/issues/146121"
    },
    {
      "type": "FIX",
      "url": "https://github.com/python/cpython/commit/bcdf231946b1da8bdfbab4c05539bb0cc964a1c7"
    },
    {
      "type": "FIX",
      "url": "https://github.com/python/cpython/pull/146122"
    }
  ],
  "severity": [
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}