{
  "cveId": "CVE-2021-33571",
  "url": "https://patchblox.com/security/cve/CVE-2021-33571",
  "summary": "CVE-2021-33571 is fixed in 4 products on 1 platform, first by python3-django 2:2.2.12-1ubuntu0.7, released June 2, 2021. It is not reported as exploited. Patch Radar priority: High.",
  "title": "python3-django: In Django 2.2 before 2.2.24, 3.x before 3.1.12, and 3.2 before 3.2.4, URLValidator, validate_ipv4_address, and valida...",
  "description": "In Django 2.2 before 2.2.24, 3.x before 3.1.12, and 3.2 before 3.2.4, URLValidator, validate_ipv4_address, and validate_ipv46_address do not prohibit leading zero characters in octal literals. This may allow a bypass of access control that is based on IP addresses. (validate_ipv4_address and validate_ipv46_address are unaffected with Python 3.9.5\u002B..) .",
  "published": "2021-06-02T02:00:00Z",
  "severity": "Medium",
  "cvss": 7.5,
  "epss": 0.0526,
  "epssPercentile": 0.92596,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "ol-automation-manager",
      "release": "ol 8",
      "fixedVersion": "0:1.0.2-1.el8",
      "fix": "ELSA-2022-9341",
      "url": "https://patchblox.com/security/fix/linux/elsa-2022-9341",
      "released": "2022-04-27T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "ol-automation-manager-cli",
      "release": "ol 8",
      "fixedVersion": "0:1.0.2-1.el8",
      "fix": "ELSA-2022-9341",
      "url": "https://patchblox.com/security/fix/linux/elsa-2022-9341",
      "released": "2022-04-27T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "python3-django",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "2:2.2.12-1ubuntu0.7",
      "fix": "python3-django 2:2.2.12-1ubuntu0.7",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-python3-django-2-2.2.12-1ubuntu0.7",
      "released": "2021-06-02T02:00:00Z"
    },
    {
      "platform": "linux",
      "product": "python3-olamkit",
      "release": "ol 8",
      "fixedVersion": "0:1.0.2-1.el8",
      "fix": "ELSA-2022-9341",
      "url": "https://patchblox.com/security/fix/linux/elsa-2022-9341",
      "released": "2022-04-27T00:00:00Z"
    }
  ],
  "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"
  }
}