{
"id": "GHSA-fv3h-8x5j-pvgq",
"aliases": [
"CVE-2020-11888"
],
"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.",
"summary": "XSS in python-markdown2",
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.3.9"
}
]
}
],
"package": {
"name": "markdown2",
"ecosystem": "PyPI"
},
"database_specific": {
"last_known_affected_version_range": "<= 2.3.8"
}
}
],
"modified": "2024-09-24T20:27:32Z",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
},
{
"type": "CVSS_V4",
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N"
}
],
"published": "2020-04-22T20:59:50Z",
"references": [
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2020-11888",
"type": "ADVISORY"
},
{
"url": "https://github.com/trentm/python-markdown2/issues/348",
"type": "WEB"
},
{
"url": "https://github.com/pypa/advisory-database/tree/main/vulns/markdown2/PYSEC-2020-65.yaml",
"type": "WEB"
},
{
"url": "https://github.com/trentm/python-markdown2",
"type": "PACKAGE"
},
{
"url": "https://lists.fedoraproject.org/archives/list/[email protected] /message/6XOAIRJJCZNJUALXDHSIGH5PS2H63A3J",
"type": "WEB"
},
{
"url": "https://lists.fedoraproject.org/archives/list/[email protected] /message/AQLRBGRVRRZK7P5SFL2MNGXFX37YHJAV",
"type": "WEB"
},
{
"url": "https://lists.fedoraproject.org/archives/list/[email protected] /message/PN6QSHRFZXRQAYZJQ4MOW5MKIXBYOMED",
"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"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [
"CWE-79"
],
"severity": "MODERATE",
"github_reviewed": true,
"nvd_published_at": null,
"github_reviewed_at": "2020-04-22T19:19:38Z"
}
}