{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "bleach",
        "purl": "pkg:pypi/bleach"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.1.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.1",
        "0.1.1",
        "0.1.2",
        "0.2",
        "0.2.1",
        "0.2.2",
        "0.3",
        "0.3.1",
        "0.3.3",
        "0.3.4",
        "0.5.0",
        "0.5.1",
        "1.0.0",
        "1.0.1",
        "1.0.2",
        "1.0.3",
        "1.0.4",
        "1.1.0",
        "1.1.1",
        "1.1.2",
        "1.1.3",
        "1.1.4",
        "1.1.5",
        "1.2",
        "1.2.1",
        "1.2.2",
        "1.4",
        "1.4.1",
        "1.4.2",
        "1.4.3",
        "1.5.0",
        "2.0.0",
        "2.1",
        "2.1.1",
        "2.1.2",
        "2.1.3",
        "2.1.4",
        "3.0.0",
        "3.0.1",
        "3.0.2",
        "3.1.0",
        "3.1.1",
        "3.1.2",
        "3.1.3"
      ]
    }
  ],
  "aliases": [
    "CVE-2020-6817",
    "GHSA-vqhp-cxgc-6wmm",
    "SNYK-PYTHON-BLEACH-561754"
  ],
  "details": "In Mozilla Bleach before 3.1.4, `bleach.clean` behavior parsing style attributes could result in a regular expression denial of service (ReDoS).",
  "id": "PYSEC-2020-340",
  "modified": "2022-01-05T02:16:12.945364Z",
  "published": "2020-03-30T19:45:00Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/mozilla/bleach/security/advisories/GHSA-vqhp-cxgc-6wmm"
    },
    {
      "type": "ARTICLE",
      "url": "https://blog.r2c.dev/posts/finding-python-redos-bugs-at-scale-using-dlint-and-r2c/"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1623633"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mozilla/bleach/releases/tag/v3.1.4"
    },
    {
      "type": "ADVISORY",
      "url": "https://snyk.io/vuln/SNYK-PYTHON-BLEACH-561754"
    }
  ]
}