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En las versiones de Next.js anteriores a 12.0.5 o 11.1.3, las direcciones URL no válidas o malformadas podrían conllevar a un bloqueo del servidor. Para verse afectado por este problema, el despliegue debe usar versiones de Next.js superiores a 11.1.0 y anteriores a 12.0.5, Node.js versiones posteriores a 15.0.0, y el siguiente inicio o un servidor personalizado. Los despliegues en Vercel no están afectados, junto con entornos similares en los que las peticiones no válidas son filtradas antes de llegar a Next.js. 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