{"schema":"threatline.record/2","record":{"id":"CVE-2026-58043","aliases":[],"summary":"A flaw in Node.js Permission Model enforcement can over-grant filesystem access across radix-tree prefix boundaries.\r\n\r\nUnder `--permission`, an attacker who is granted access to one path can abuse bo","details":"A flaw in Node.js Permission Model enforcement can over-grant filesystem access across radix-tree prefix boundaries.\r\n\r\nUnder `--permission`, an attacker who is granted access to one path can abuse boundary handling to read from or write to paths outside the intended filesystem allowlist.\r\n\r\nThis vulnerability affects Node.js **main**, **22.x**, **24.x**, and **26.x**.","categories":["Runtimes & languages"],"product":"node","vendor":"nodejs","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-58043","source_modified_at":"2026-07-31T03:55:48.673Z","fetched_at":"2026-10-24T00:31:04.721601Z","product":"node","vendor":"nodejs","versions":[{"version":"22.23.1","status":"affected","lessThanOrEqual":"22.23.1","versionType":"semver"},{"version":"24.18.0","status":"affected","lessThanOrEqual":"24.18.0","versionType":"semver"},{"version":"26.5.0","status":"affected","lessThanOrEqual":"26.5.0","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":7.5,"severity":"High","kev":{"listed":false},"epss":{"probability":0.00152,"percentile":0.04043,"score_date":"2026-10-23"},"published_at":"2026-07-30T06:02:50.095Z","modified_at":"2026-07-31T03:55:48.673Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-58043","fetched_at":"2026-10-24T00:31:04.721601Z","source_modified_at":"2026-07-31T03:55:48.673Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-58043","fetched_at":"2026-10-24T00:31:04.721601Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://nodejs.org/en/blog/vulnerability/july-2026-security-releases"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"total","assessed_at":"2026-07-30T00:00:00+00:00"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"vendor and product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-07-31T03:55:48.673Z","content_hash":"43342ef3350cb4ce73a4e36384b93b38bcc6765da742e0e708338201bd51b133"}}