Making desync attacks easy with TRACE

Published

2024-06-19 13:58

Collected

2026-07-22 04:47

---
id: 5062
title: "Making desync attacks easy with TRACE"
source_domain: portswigger.net
source_url: "https://portswigger.net/research/trace-desync-attack"
published_at: "2024-06-19T13:58:00Z"
tags: ["bug-bounty", "request-smuggling", "exploitation", "http", "desync", "trace-method"]
phying_url: "https://phying.com/item/5062"
lang: en
---

# Making desync attacks easy with TRACE

## Summary

The ancient TRACE method mirrors requests in responses, turning near-unexploitable desync vulnerabilities into full compromise when nothing else carries a payload, as shown in a bug bounty case.

## Intelligence Metadata

- **Sources:** portswigger.net
- **Published:** 2024-06-19T13:58:00Z
- **Original:** https://portswigger.net/research/trace-desync-attack
- **Phying News:** https://phying.com/item/5062