{
  "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",
  "summary": "python-bleach 2.1.2-1ubuntu0.1~esm1, released February 16, 2023, fixes 5 CVEs in python-bleach. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.",
  "platform": "linux",
  "type": "package",
  "title": "python-bleach 2.1.2-1ubuntu0.1~esm1 for Ubuntu 18.04.6 LTS (bionic)",
  "released": "2023-02-16T14:15:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2020-6817, high severity",
  "supported": false,
  "cveCount": 5,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.02172,
  "maxCvss": 7.5,
  "appliesTo": [
    {
      "product": "python-bleach",
      "productUrl": "https://patchblox.com/security/product/linux/python-bleach",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2.1.2-1ubuntu0.1~esm1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2020-6817",
      "url": "https://patchblox.com/security/cve/CVE-2020-6817",
      "title": "python-bleach: bleach.clean behavior parsing style attributes could result in a regular expression denial of service (ReDoS)",
      "priority": "High",
      "severity": "high",
      "cvss": 7.5,
      "epss": 0.00718,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-7753",
      "url": "https://patchblox.com/security/cve/CVE-2018-7753",
      "title": "python3-bleach: An issue was discovered in Bleach 2.1.x before 2.1.3",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.02172,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-6802",
      "url": "https://patchblox.com/security/cve/CVE-2020-6802",
      "title": "python3-bleach: In Mozilla Bleach before 3.11, a mutation XSS affects users calling bleach.clean with noscript and a raw tag in the a...",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.01731,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-6816",
      "url": "https://patchblox.com/security/cve/CVE-2020-6816",
      "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...",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.0134,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-23980",
      "url": "https://patchblox.com/security/cve/CVE-2021-23980",
      "title": "python-bleach: A mutation XSS affects users calling bleach.clean with all of: svg or math in the allowed tags p or br in allowed tag...",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 6.1,
      "epss": 0.00483,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-10T20:03:11Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}