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CVE-2026-46442

CVE-2026-46442 · Flowise: Authenticated Host RCE via POST /api/v1/node-custom-function and NodeVM Sandbox Escape

Esta página presenta datos de fuentes públicas de vulnerabilidades. Consulta el aviso original antes de actualizar.

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to version 3.1.2, POST /api/v1/node-custom-function lacks route-level authorization, allowing any authenticated user or API key to submit arbitrary JavaScript to the Custom JS Function node. When E2B_APIKEY is not configured — the common deployment case — Flowise executes this code inside a NodeVM sandbox. This sandbox can be escaped, allowing an attacker to reach the host process object and execute system commands via child_process. The result is authenticated remote code execution on the Flowise server host. This issue has been patched in version 3.1.2.

CVSS 9.4 · Crítica · EPSS 36,3% · Código de explotación público · Corrección disponible

Publicación
Actualización

Pila tecnológica: node

Productos y versiones afectados

  • flowise

    Versiones
    • < 3.1.2: Afectada

    Sin corrección publicada

  • flowise npm

    Intervalos de versiones afectados
    • SEMVER: < 3.1.2

    Actualiza a 3.1.2

Fuentes originales

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