{"id":"CVE-2026-58043","state":"PUBLISHED","title":"A flaw in Node.js Permission Model enforcement can over-grant filesystem access across radix-tree prefix boundaries.\r","description":"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**.","publishedAt":"2026-07-30T06:02:50.095Z","updatedAt":"2026-07-31T03:55:48.673Z","severity":{"score":7.5,"label":"High","version":"3.0","vector":"CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","source":"hackerone"},"assigner":"hackerone","products":["nodejs node"],"affected":[{"vendor":"nodejs","product":"node","defaultStatus":"unaffected","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"}]}],"references":["https://nodejs.org/en/blog/vulnerability/july-2026-security-releases"],"weaknesses":["CWE-284"],"ingestedAt":"2026-10-29T20:12:24.861Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/58xxx/CVE-2026-58043.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-58043","state":"PUBLISHED","datePublished":"2026-07-30T06:02:50.095Z","dateUpdated":"2026-07-31T03:55:48.673Z","assignerShortName":"hackerone","assignerOrgId":"36234546-b8fa-4601-9d6f-f4e334aa8ea1","dateReserved":"2026-06-27T15:00:00.780Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"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**."}],"affected":[{"vendor":"nodejs","product":"node","defaultStatus":"unaffected","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"}]}],"references":[{"url":"https://nodejs.org/en/blog/vulnerability/july-2026-security-releases"}],"metrics":[{"cvssV3_0":{"version":"3.0","vectorString":"CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","baseScore":7.5,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-284","type":"CWE","lang":"en","description":"CWE-284 Improper Access Control - Generic"}]}],"providerMetadata":{"shortName":"hackerone","orgId":"36234546-b8fa-4601-9d6f-f4e334aa8ea1","dateUpdated":"2026-07-30T06:02:50.095Z"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-30T00:00:00+00:00","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3","id":"CVE-2026-58043"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-31T03:55:48.673Z"}}]}}}