{
  "cveId": "CVE-2020-6816",
  "url": "https://patchblox.com/security/cve/CVE-2020-6816",
  "summary": "CVE-2020-6816 is fixed in 2 products on 1 platform, first by python-bleach 2.1.2-1ubuntu0.1~esm1, released February 16, 2023. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "python3-bleach: In Mozilla Bleach before 3.12, a mutation XSS in bleach.clean when RCDATA and either svg or math tags are whitelisted...",
  "description": "In Mozilla Bleach before 3.12, a mutation XSS in bleach.clean when RCDATA and either svg or math tags are whitelisted and the keyword argument strip=False.",
  "published": "2020-03-24T15:15:00Z",
  "severity": "Medium",
  "epss": 0.0134,
  "epssPercentile": 0.71476,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "python-bleach",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2.1.2-1ubuntu0.1~esm1",
      "fix": "python-bleach 2.1.2-1ubuntu0.1~esm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-python-bleach-2.1.2-1ubuntu0.1-esm1",
      "released": "2023-02-16T14:15:00Z"
    },
    {
      "platform": "linux",
      "product": "python3-bleach",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2.1.2-1ubuntu0.1~esm1",
      "fix": "python3-bleach 2.1.2-1ubuntu0.1~esm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-python3-bleach-2.1.2-1ubuntu0.1-esm1",
      "released": "2023-02-16T14:15:00Z"
    },
    {
      "platform": "linux",
      "product": "python3-bleach",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "3.1.1-1ubuntu0.1~esm1",
      "fix": "python3-bleach 3.1.1-1ubuntu0.1~esm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-python3-bleach-3.1.1-1ubuntu0.1-esm1",
      "released": "2023-02-16T14:15:00Z"
    }
  ],
  "noFixYet": [],
  "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"
  }
}