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CVE-2025-66202

CVE-2025-66202 · Astro has an Authentication Bypass via Double URL Encoding, a bypass for CVE-2025-64765

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

Astro is a web framework. Versions 5.15.7 and below have a double URL encoding bypass which allows any unauthenticated attacker to bypass path-based authentication checks in Astro middleware, granting unauthorized access to protected routes. While the original CVE-2025-64765 was fixed in v5.15.8, the fix is insufficient as it only decodes once. By using double-encoded URLs, attackers can still bypass authentication and access any route protected by middleware pathname checks. This issue is fixed in version 5.15.8.

CVSS 6.5 · Media · EPSS 0,3% · Corrección disponible

Publicación
Actualización

Pila tecnológica: node

Productos y versiones afectados

  • astro

    Versiones
    • < 5.15.8: Afectada

    Sin corrección publicada

  • astro npm

    Intervalos de versiones afectados
    • SEMVER: < 5.15.8

    Actualiza a 5.15.8

Fuentes originales

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