{"action":"Upgrade mistune to 3.3.0 or later.","affected":[{"fixed":"3.3.0","introduced":"0"}],"component":"mistune","cve_ids":["CVE-2026-115355"],"ecosystem":"PyPI","epss":0.00461,"exploited":false,"fixed_versions":["3.3.0"],"ghsa_id":"GHSA-h7ww-273w-6cm8","id":"tcs_01M5NAT9SNPC8B53VTFG4WXQXR","modified_at":"2026-10-23T21:00:06.308204078Z","published_at":"2026-10-23T20:46:47Z","references":["https://osv.dev/vulnerability/GHSA-h7ww-273w-6cm8","https://github.com/lepture/mistune/security/advisories/GHSA-h7ww-273w-6cm8","https://nvd.nist.gov/vuln/detail/CVE-2026-115355","https://github.com/lepture/mistune/commit/1bef343ade163fc3bb95572b15be720084cdb993","https://github.com/lepture/mistune","https://github.com/lepture/mistune/releases/tag/v3.3.0","https://www.vulncheck.com/advisories/mistune-before-3.3.0-path-traversal-and-xss-via-include-directive"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-h7ww-273w-6cm8","url":"https://osv.dev/vulnerability/GHSA-h7ww-273w-6cm8"},{"source":"nvd","source_id":"CVE-2026-115355","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-115355"}],"summary":"Mistune: Path Traversal and XSS in Include directive"}