{"id":"CVE-2009-3724","aliases":["EUVD-2020-0104","GHSA-72cx-5ff9-4hhc","PYSEC-2020-235","SNYK-PYTHON-PYRAD-40000"],"status":"published","title":"Cross-site scripting in markdown2 for python","description":"python-markdown2 before 1.0.1.14 has multiple cross-site scripting (XSS) issues.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00766,"percentile":0.55752,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2020-01-15T20:02:54Z","modified":"2026-06-16T23:12:14Z","fixes":[{"ecosystem":"PyPI","package":"markdown2","fixed_in":["1.0.1.14"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"PyPI","package":"markdown2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"1.0.1.13"},{"fixed":"1.0.1.14"}]}]},{"source":"osv","ecosystem":"PyPI","package":"markdown2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.1.14"}]}],"versions":["1.0.1.10","1.0.1.11","1.0.1.12","1.0.1.13","1.0.1.6","1.0.1.7","1.0.1.8","1.0.1.9"]},{"source":"osv","ecosystem":"PyPI","package":"markdown2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.1.14"}]}],"versions":["1.0.1.10","1.0.1.11","1.0.1.12","1.0.1.13","1.0.1.6","1.0.1.7","1.0.1.8","1.0.1.9"]}],"products":[{"vendor":"python-markdown2","product":"python-markdown2"},{"vendor":"python-markdown2_project","product":"python-markdown2"}],"references":[{"url":"https://www.openwall.com/lists/oss-security/2009/10/29/5","tags":["x_refsource_MISC","x_transferred","Exploit","Mailing List","Patch","Third Party Advisory","web"]},{"url":"https://snyk.io/vuln/SNYK-PYTHON-PYRAD-40000","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","web","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-3724","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-72cx-5ff9-4hhc","tags":["advisory"]},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/markdown2/PYSEC-2020-235.yaml","tags":["web"]},{"url":"https://github.com/trentm/python-markdown2","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2009-3724","description":"python-markdown2 before 1.0.1.14 has multiple cross-site scripting (XSS) issues.","status":"published","published":"2020-01-15T20:02:54Z","modified":"2024-08-07T06:38:30.237Z","updated_at":"2026-11-02T14:33:24.10565Z"}],"euvd":[{"id":"EUVD-2020-0104","description":"python-markdown2 before 1.0.1.14 has multiple cross-site scripting (XSS) issues.","status":"published","published":"2020-01-15T20:02:54Z","modified":"2024-08-07T06:38:30Z","updated_at":"2026-11-03T01:39:12.280118Z"}],"ghsa":[{"id":"GHSA-72cx-5ff9-4hhc","title":"Cross-site scripting in markdown2 for python","description":"python-markdown2 before 1.0.1.14 has multiple cross-site scripting (XSS) issues.","status":"published","published":"2022-04-21T01:54:03Z","modified":"2024-09-30T16:55:49Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:38:06.988799Z"}],"nvd":[{"id":"CVE-2009-3724","description":"python-markdown2 before 1.0.1.14 has multiple cross-site scripting (XSS) issues.","status":"published","published":"2020-01-15T21:15:11.64Z","modified":"2026-06-16T23:12:14.33Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:01:38.684719Z"}],"osv":[{"id":"GHSA-72cx-5ff9-4hhc","title":"Cross-site scripting in markdown2 for python","description":"python-markdown2 before 1.0.1.14 has multiple cross-site scripting (XSS) issues.","status":"published","published":"2022-04-21T01:54:03Z","modified":"2024-09-30T17:01:01.29814Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"},{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:40.308826Z"},{"id":"PYSEC-2020-235","description":"python-markdown2 before 1.0.1.14 has multiple cross-site scripting (XSS) issues.","status":"published","published":"2020-01-15T21:15:00Z","modified":"2023-11-08T03:56:53.943561Z","updated_at":"2026-11-02T15:52:52.192131Z"}]}}