pysec-2020-65
Vulnerability from pysec
Published
2020-04-20 16:15
Modified
2020-05-25 06:15
Details

python-markdown2 through 2.3.8 allows XSS because element names are mishandled unless a \w+ match succeeds. For example, an attack might use elementname@ or elementname- with an onclick attribute.

Impacted products
Name purl
markdown2 pkg:pypi/markdown2
Aliases


To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "markdown2",
        "purl": "pkg:pypi/markdown2"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.3.9"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.0.1.6",
        "1.0.1.7",
        "1.0.1.8",
        "1.0.1.9",
        "1.0.1.10",
        "1.0.1.11",
        "1.0.1.12",
        "1.0.1.13",
        "1.0.1.14",
        "1.0.1.15",
        "1.0.1.16",
        "1.0.1.17",
        "1.0.1.18",
        "1.0.1.19",
        "1.1.0",
        "1.1.1",
        "1.2.0",
        "1.3.0",
        "1.3.1",
        "1.4.0",
        "1.4.1",
        "1.4.2",
        "2.0.0",
        "2.0.1",
        "2.1.0",
        "2.2.0",
        "2.2.1",
        "2.2.2",
        "2.2.3",
        "2.3.0",
        "2.3.1",
        "2.3.2",
        "2.3.3",
        "2.3.4",
        "2.3.5",
        "2.3.6",
        "2.3.7",
        "2.3.8"
      ]
    }
  ],
  "aliases": [
    "CVE-2020-11888",
    "GHSA-fv3h-8x5j-pvgq"
  ],
  "details": "python-markdown2 through 2.3.8 allows XSS because element names are mishandled unless a \\w+ match succeeds. For example, an attack might use elementname@ or elementname- with an onclick attribute.",
  "id": "PYSEC-2020-65",
  "modified": "2020-05-25T06:15:00Z",
  "published": "2020-04-20T16:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://github.com/trentm/python-markdown2/issues/348"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00031.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00035.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AQLRBGRVRRZK7P5SFL2MNGXFX37YHJAV/"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PN6QSHRFZXRQAYZJQ4MOW5MKIXBYOMED/"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6XOAIRJJCZNJUALXDHSIGH5PS2H63A3J/"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-fv3h-8x5j-pvgq"
    }
  ]
}


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