{"action":"Upgrade mako to 1.4.2 or later.","affected":[{"fixed":"1.4.2","introduced":"0"}],"component":"mako","cve_ids":["CVE-2026-102991"],"ecosystem":"PyPI","epss":0.00356,"exploited":false,"fixed_versions":["1.4.2"],"ghsa_id":"GHSA-5639-2j2p-m4mx","id":"tcs_01M5KF04D3YQTY9RMV0QQQSPE8","modified_at":"2026-10-15T14:55:45.473045835Z","published_at":"2026-10-05T23:42:02Z","references":["https://osv.dev/vulnerability/GHSA-5639-2j2p-m4mx","https://github.com/sqlalchemy/mako/security/advisories/GHSA-5639-2j2p-m4mx","https://nvd.nist.gov/vuln/detail/CVE-2026-102991","https://github.com/sqlalchemy/mako/issues/441","https://github.com/sqlalchemy/mako/commit/000ed85e4e48771eff460bf4fc721fb43de80e08","https://github.com/sqlalchemy/mako","https://github.com/sqlalchemy/mako/releases/tag/rel_1_4_2"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"GHSA-5639-2j2p-m4mx","url":"https://osv.dev/vulnerability/GHSA-5639-2j2p-m4mx"}],"summary":"Mako: Path traversal via drive-letter URI on Windows in TemplateLookup"}