{
  "cvss": 8.4,
  "datePublished": "2026-07-30T06:25:55.310",
  "dateUpdated": "2026-10-23T22:10:00.160",
  "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**.",
  "id": "CVE-2026-58043",
  "raw": {
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                "version": "22.23.1",
                "versionType": "semver"
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                "lessThanOrEqual": "24.18.0",
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                "version": "24.18.0",
                "versionType": "semver"
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                "lessThanOrEqual": "26.5.0",
                "status": "affected",
                "version": "26.5.0",
                "versionType": "semver"
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        "source": "support@hackerone.com"
      }
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                "versionEndIncluding": "22.23.1",
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    "descriptions": [
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        "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**."
      },
      {
        "lang": "es",
        "value": "Un fallo en la aplicación del Modelo de Permisos de Node.js puede otorgar en exceso acceso al sistema de archivos a través de los límites de prefijo del árbol radix.\n\nBajo “--permission”, un atacante a quien se le concede acceso a una ruta puede abusar del manejo de límites para leer o escribir en rutas fuera de la lista de permitidos del sistema de archivos prevista.\n\nEsta vulnerabilidad afecta a Node.js main, 22.x, 24.x y 26.x."
      }
    ],
    "id": "CVE-2026-58043",
    "lastModified": "2026-10-23T22:10:00.160",
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            "scope": "CHANGED",
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    "published": "2026-07-30T06:25:55.310",
    "references": [
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        "source": "support@hackerone.com",
        "tags": [
          "Vendor Advisory"
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        "url": "https://nodejs.org/en/blog/vulnerability/july-2026-security-releases"
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  "severity": "HIGH",
  "source": "nvd",
  "title": "A flaw in Node.js Permission Model enforcement can over-grant filesystem access across radix-tree prefix boundaries.\r..."
}