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

# HTTP request smuggling, basic CL.TE vulnerability

> PortSwigger Web Security Academy lab: HTTP request smuggling, basic CL.TE vulnerability. Topic: HTTP Request Smuggling.

# HTTP request smuggling, basic CL.TE vulnerability

<p className="machine-summary"><span className="prompt"><code>\$ tldr</code></span> PortSwigger · HTTP Request Smuggling</p>

<div className="machine-meta">
  | ·            | ·                                                                              |
  | ------------ | ------------------------------------------------------------------------------ |
  | Platform     | PortSwigger Web Security Academy                                               |
  | Topic        | HTTP Request Smuggling                                                         |
  | Difficulty   | <span className="dbadge dbadge-medium">PRACTITIONER</span>                     |
  | Official lab | [Open](https://portswigger.net/web-security/request-smuggling/lab-basic-cl-te) |
</div>

## Solve the lab

| Language | Author          | Format | Link                                                                           |
| -------- | --------------- | ------ | ------------------------------------------------------------------------------ |
| 🇬🇧 EN  | **PortSwigger** | Texto  | [Open](https://portswigger.net/web-security/request-smuggling/lab-basic-cl-te) |

## Resources by skill

| Skill                  | Source      | Link                                                           |
| ---------------------- | ----------- | -------------------------------------------------------------- |
| HTTP Request Smuggling | PortSwigger | [Open](https://portswigger.net/web-security/request-smuggling) |

## Related skills

[HTTP Request Smuggling](/en/skills/request-smuggling)

***

## Comments & tips

Solved this lab a different way? Share it here — comments live in [GitHub Discussions](https://github.com/FFuson/HTB_Writeups/discussions).

<div className="rootea-giscus-wrap" data-giscus-term="lab:request-smuggling-basic-cl-te" data-giscus-lang="en" />

*Last updated: 2026-05-08*

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