{"id":"PYSEC-2020-65","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.","aliases":["CVE-2020-11888","GHSA-fv3h-8x5j-pvgq"],"modified":"2023-11-08T04:02:07.747183Z","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"}],"affected":[{"package":{"name":"markdown2","ecosystem":"PyPI","purl":"pkg:pypi/markdown2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.9"}]}],"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"],"database_specific":{"source":"https://github.com/pypa/advisory-database/blob/main/vulns/markdown2/PYSEC-2020-65.yaml"}}],"schema_version":"1.7.3"}