{"cve":"CVE-2026-59924","nvd":{"published":"2026-07-08T17:17:28.050","modified":"2026-10-25T17:10:00.197","status":"Analyzed","description":"Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, Include.parse() joins and normalizes user-supplied include paths without verifying that the result remains within the intended markdown directory, allowing crafted include paths to access files outside that directory when markdown files are processed using md.read(). This issue is fixed in version 3.3.0.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","score":5.9},"cwes":["CWE-22"],"references":["https://github.com/lepture/mistune/commit/1bef343ade163fc3bb95572b15be720084cdb993","https://github.com/lepture/mistune/releases/tag/v3.3.0","https://github.com/lepture/mistune/security/advisories/GHSA-r4rv-85jg-w4mf","https://github.com/lepture/mistune/security/advisories/GHSA-r4rv-85jg-w4mf"],"products":["mistune_project:mistune"],"source":"nvd","synced_at":"2026-10-25T17:50:06.907763985+00:00"},"epss":{"cve":"CVE-2026-59924","score":0.00462,"percentile":0.39802,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-r4rv-85jg-w4mf","url":"https://osv.dev/vulnerability/GHSA-r4rv-85jg-w4mf","summary":"Mistune: Arbitrary File Read via Include directive path traversal","modified":"2026-07-20T21:46:41.298212805Z","packages":[{"ecosystem":"PyPI","name":"mistune","purl":"pkg:pypi/mistune","ranges":["<3.3.0"],"fixed":["3.3.0"]}]},{"id":"PYSEC-2026-2212","url":"https://osv.dev/vulnerability/PYSEC-2026-2212","summary":"","modified":"2026-07-13T07:15:18.817309011Z","packages":[{"ecosystem":"PyPI","name":"mistune","purl":"pkg:pypi/mistune","ranges":["<3.3.0"],"fixed":["3.3.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}