{"action":"Upgrade werkzeug to 3.1.9 or later.","affected":[{"fixed":"3.1.9","introduced":"0"}],"component":"werkzeug","cve_ids":["CVE-2026-102598"],"ecosystem":"PyPI","epss":0.0037,"exploited":false,"fixed_versions":["3.1.9"],"ghsa_id":"GHSA-g6x2-hccm-hh4m","id":"tcs_01M5KHB95ETCX9YETN4WE2A1NT","modified_at":"2026-10-15T14:45:14.716393013Z","published_at":"2026-10-15T10:22:46.332690Z","references":["https://osv.dev/vulnerability/PYSEC-2026-4312","https://github.com/pallets/werkzeug/security/advisories/GHSA-g6x2-hccm-hh4m","https://nvd.nist.gov/vuln/detail/CVE-2026-102598","https://github.com/pallets/werkzeug/pull/3309","https://github.com/pallets/werkzeug/commit/8d77320bcdf3a34941ec06dcf16b03c065cd21b6","https://github.com/pallets/werkzeug","https://github.com/pallets/werkzeug/releases/tag/3.1.9","https://pypi.org/project/werkzeug","https://github.com/advisories/GHSA-g6x2-hccm-hh4m"],"severity":{"label":"medium","score":6.3},"sources":[{"source":"osv","source_id":"PYSEC-2026-4312","url":"https://osv.dev/vulnerability/PYSEC-2026-4312"},{"source":"nvd","source_id":"CVE-2026-102598","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-102598"}],"summary":"Werkzeug safe_join() allows Windows special device names"}