http2smugl

http2smugl This tool helps to detect and exploit HTTP request smuggling in cases it can be achieved via HTTP/2 - HTTP/1.1 conversion by the frontend server. The scheme is as follows: 1. An attacker sends a crafted HTTP/2 request to the target server, which we call frontend. 2. The request is...

smugglex

Rust-powered HTTP Request Smuggling Scanner. Overview Smugglex is a security testing tool that detects HTTP Request Smuggling vulnerabilities in web applications. It tests for CL.TE, TE.CL, TE.TE, H2C, and H2 smuggling attacks, offers opt-in parser-discrepancy, CL.0, and 0.CL audits, and — on HTT...

http-request-smuggler

HTTP Request Smuggler This Burp Suite extension automatically detects and exploits HTTP Request Smuggling vulnerabilities using advanced desynchronization techniques developed by PortSwigger researcher James Kettle. It supports comprehensive scanning for HTTP/1.1 and HTTP/2-downgrade desync...

CVE-2023-25690

CVE-2023-25690 Description of CVE-2023-25690: Some modproxy configurations on Apache HTTP Server from version 2.4.0 to 2.4.55 allow HTTP Request Smuggling attacks a technique that interferes with the way a website processes HTTP request sequences received from one or more users. These...

http-request-smuggling

HTTP Request Smuggling Detection Tool HTTP request smuggling is a high severity vulnerability which is a technique where an attacker smuggles an ambiguous HTTP request to bypass security controls and gain unauthorized access to performs malicious activities, the vulnerability was discovered back ...

CVE-2024-40725-CVE-2024-40898

🚨Alert🚨Apache Vulnerability 🚨Alert🚨Security Advisory: CVE-2024-40725 and CVE-2024-40898🚨Alert🚨 CVE-2024-40725 Description: CVE-2024-40725 is a high-severity vulnerability found in Apache HTTP Server versions 2.4.0 to 2.4.61. This vulnerability affects the modproxy module. When the ProxyPass...

CVE-2025-23167

CVE-2025-23167 – Node.js HTTP Request Smuggling Exploit Working exploit for CVE-2025-23167, a request smuggling vulnerability affecting Node.js 20.x versions prior to v20.19.2. This bug allows improper HTTP header termination, enabling attackers to bypass proxy-based access controls. Files...

CVE-2021-40346

CVE-2021-40346 — HAProxy Integer Overflow leading to HTTP Request Smuggling Vulnerability Summary HAProxy is an open-source reverse proxy and load balancer that handles load distribution and ACL access control rules processing. CVE-2021-40346 is an ACL bypass vulnerability that occurs when HAProx...

CVE-2023-25690_lab

HTTP Request Smuggling via Apache proxy Environment Setup Infrastructure Component| Role| Version ---|---|--- Apache HTTP Server| Reverse Proxy| 2.4.55 vulnerable Spring Boot embedded Tomcat| Backend API| 4.x Java 21 SQLite| Database| — User ──► Apache :80 Proxy ──► Spring Boot :8080 Backend ──►...

smuggler

/ | | | | \ | | | | |/ |/ | || |/ | | | || | | | || | | /||||/ \ |\ || | @defparam Smuggler Un outil de test de contrebande de requêtes HTTP / désynchronisation écrit en Python 3 Remerciements Un remerciement spécial à James Kettle pour ses recherches et méthodes sur les désynchronisations HTTP...

http2smugl

http2smugl Cet outil aide à détecter et exploiter le smuggling de requêtes HTTP dans les cas où il peut être réalisé via la conversion HTTP/2 - HTTP/1.1 par le serveur frontal. Le schéma est le suivant : 1. Un attaquant envoie une requête HTTP/2 conçue au serveur cible, que nous appelons frontal...

http-request-smuggling

Outil de Détection de Contrebande de Requêtes HTTP La contrebande de requêtes HTTP est une vulnérabilité de haute sévérité où un attaquant dissimule une requête HTTP ambiguë pour contourner les contrôles de sécurité et obtenir un accès non autorisé afin d'effectuer des activités malveillantes...

CVE-2026-67182-HTTP-Request-Smuggling-Enables-Front-End-Access-Control-Bypass-rouille-

Security Advisory: HTTP Request Smuggling Enables Front-End Access Control Bypass rouille Assigned CVE ID: CVE-2026-67182 Summary rouille::proxy::proxy and rouille::proxy::fullproxy copy client-supplied request header values into the upstream connection without checking them for control character...

CVE-2026-67181-HTTP-Request-Smuggling-via-Transfer-Encoding-Desynchronization-rouille-

Security Advisory: HTTP Request Smuggling via Transfer-Encoding Desynchronization rouille Assigned CVE ID: CVE-2026-67181 Summary rouille::proxy::proxy forwards the client's Transfer-Encoding header to the backend unchanged, but writes the request body that tinyhttp has already de-chunked. It nev...

request_smuggler

Request smuggler Http request smuggling vulnerability scanner Based on the amazing research by James Kettle. The tool can help to find servers that may be vulnerable to request smuggling vulnerability. Archived The tool needs a lot of improvements, and I don't have enough time to support it as I...

nodejs-http-transfer-encoding-smuggling-poc

nodejs-http-transfer-encoding-smuggling-poc PoC of HTTP Request Smuggling in nodejs CVE-2020-8287 src/index.js header: 'Host', '127.0.0.1', 'Transfer-Encoding', 'chunked', 'Transfer-Encoding', 'eee' , body: 'A' header: 'Host', '127.0.0.1' , body: '' data: 'HTTP/1.1 200 OK\r\n' + 'Date: Tue, 05 Ja...

CVE-2025-55315-Scanner-Monitor

CVE-2025-55315 Vulnerability Scanner and TLS Proxy This repository contains tools to detect and monitor ASP.NET Core applications vulnerable to CVE-2025-55315, which involves HTTP request smuggling due to conflicting HTTP headers. Tools Included 1. Python Vulnerability Scanner...

CVE-2026-33555

HTTP Request Smuggling via HAProxy H3/QUIC Standalone FIN Body Validation Bypass Full post here : https://r3verii.github.io/cve/2026/04/14/haproxy-h3-standalone-fin-smuggling.html Summary A vulnerability in HAProxy's HTTP/3 implementation allows an attacker to send an HTTP request with a...

CVE-2021-40346

CVE-2021-40346 Integer overflow on header request internal representation allows HTTP request smuggling. This repository presents a PoC built with docker-compose using two docker images: one with a vulnerable version of HaProxy in this case 2.2.16 and one with a Flask web server using Gunicorn as...

CVE-2026-66357

A flaw was found in the inets component of Erlang/OTP, specifically within its httpd server. This vulnerability arises from the httpd server's failure to correctly implement obs-fold obsolete line folding for HTTP header continuation lines, as defined in RFC 2616 and RFC 7230. This oversight allo...