> ## Documentation Index
> Fetch the complete documentation index at: https://rootea.es/llms.txt
> Use this file to discover all available pages before exploring further.

# Host header authentication bypass

> PortSwigger Web Security Academy lab: Host header authentication bypass. Tema: HTTP Host Header Attacks.

# Host header authentication bypass

<p className="machine-summary"><span className="prompt"><code>\$ tldr</code></span> PortSwigger · HTTP Host Header Attacks</p>

<div className="machine-meta">
  | ·           | ·                                                                                                          |
  | ----------- | ---------------------------------------------------------------------------------------------------------- |
  | Plataforma  | PortSwigger Web Security Academy                                                                           |
  | Tema        | HTTP Host Header Attacks                                                                                   |
  | Dificultad  | <span className="dbadge dbadge-easy">APPRENTICE</span>                                                     |
  | Lab oficial | [Abrir](https://portswigger.net/web-security/host-header/exploiting/lab-host-header-authentication-bypass) |
</div>

## Resolver el lab

| Idioma  | Autor           | Formato | Enlace                                                                                                     |
| ------- | --------------- | ------- | ---------------------------------------------------------------------------------------------------------- |
| 🇬🇧 EN | **PortSwigger** | Texto   | [Abrir](https://portswigger.net/web-security/host-header/exploiting/lab-host-header-authentication-bypass) |

## Recursos por skill

| Skill                          | Fuente      | Enlace                                                       |
| ------------------------------ | ----------- | ------------------------------------------------------------ |
| Authentication Vulnerabilities | PortSwigger | [Abrir](https://portswigger.net/web-security/authentication) |
| HTTP Host Header Attacks       | PortSwigger | [Abrir](https://portswigger.net/web-security/host-header)    |

## Skills relacionadas

[Authentication Vulnerabilities](/skills/authentication) · [HTTP Host Header Attacks](/skills/host-header-attacks)

***

## Comentarios y truquillos

¿Has resuelto el lab por una vía distinta? Compártela aquí — los comentarios viven en [GitHub Discussions](https://github.com/FFuson/HTB_Writeups/discussions).

<div className="rootea-giscus-wrap" data-giscus-term="lab:host-header-exploiting-host-header-authentication-bypass" data-giscus-lang="es" />

*Última actualización: 2026-05-08*

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