NextBypass

NextBypass 🚨 Next.js Middleware Authorization Bypass Tool CVE-2025-29927 Features Exploit CVE-2025-29927 via x-middleware-subrequest header Auto-browser integration Proxy/Bookmarklet Vulnerability scanning & log analysis Network traffic monitoring Installation git clone...

cve-2025-29927

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nextjs-middleware-bypass-demo

CVE-2025-29927 Demo Original writeup: https://zhero-web-sec.github.io/research-and-things/nextjs-and-the-corrupt-middleware Setup First, run the development server: npm i npm run dev Open http://localhost:3000 with your browser to see the result. Trying out the bypass curl -I http://localhost:300...

ghost-route

👻 Ghost Route A Python script to check Next.js sites for corrupt middleware vulnerability CVE-2025-29927. The corrupt middleware vulnerability allows an attacker to bypass authentication and access protected routes by send a custom header x-middleware-subrequest. Next JS versions affected: 11.1.4...

poc-cve-2025-29927

Next.js Middleware Bypass CVE-2025-29927 Proof of Concept This repository contains a proof of concept POC for CVE-2025-29927 , a critical vulnerability in Next.js that allows attackers to bypass authorization checks implemented in middleware. 📋 Table of Contents 1. Running the POC Application 2...

CVE-2025-29927-check

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Nextjs-middleware-vulnerable-appdemo-CVE-2025-29927

Vulnerable Next.js App for Pentesting Practice This is a Next.js application intentionally designed to be vulnerable to CVE-2025-29927: The Next.js Middleware Authorization Bypass Vulnerability. ⚠️ Disclaimer This application is for educational and ethical hacking purposes only. Do not deploy it t...

Next.JS-CVE-2025-29927

Next.js Vulnerability Scanner CVE-2025-29927 A security tool to detect and verify Next.js applications vulnerable to CVE-2025-29927 Authentication Bypass. Features 🎯 Accurate Next.js detection with multiple verification methods 🔍 Precise version comparison to identify vulnerable instances 🛡️...

day10-nextjs-middleware-lab

Day 10 — Next.js middleware auth-bypass lab CVE-2025-29927 simulation Important: Educational lab only. Run locally in Docker. Quickstart: npm i build from repo root with files above docker build -t day10-nextjs-lab . run docker run --rm -d -p 8080:3000 --name day10 day10-nextjs-lab Open...

CVE-2025-29927-Testing

Testing script for CVE-2025-29927 Provided by CyberMaxx. CVE-2025-29927 Tester This PowerShell script is designed to help security researchers and system administrators test for CVE-2025-29927 vulnerabilities in Next.js applications. It checks whether a target application is vulnerable to the...

next-js-auth-bypass

Hello World - Next.js 12.2 A simple proof of concept Next.js 12.2 application. 🚀 Quick Start 1. Install Dependencies npm install 2. Run the Development Server npm run dev The application will be available at http://localhost:3000 🛠️ Available Scripts npm run dev - Start development server npm...

nextjs-cve-2025-29927-poc

Next.js POC for CVE-2025-29927 Authorization Bypass in Next.js Middleware · CVE-2025-29927 · GitHub Advisory Database Next.js and the corrupt middleware: the authorizing artifact - zherowebsecurity- What is this? This vulnerability allow to bypass middleware logics. src/middleware.ts: // always...

PoC-for-Next.js-Middleware

PoC for Next.js Middleware Bypass CVE-2025-29927 This is a proof-of-concept for a fictional Next.js middleware bypass vulnerability CVE-2025-29927. Use only for educational and authorized security research. 🚀 Features Feature| Description ---|--- ✨ Color & Verbose| Color-coded output; -v for...

exploit-CVE-2025-29927

Exploit for CVE-2025-29927 Next.js - Authorization Bypass Like this repo? Give us a ⭐! For educational and authorized security research purposes only. Exploit Author @UNICORDev by @NicPWNs and @Dev-Yeoj Vulnerability Description Next.js is a React framework for building full-stack web application...

CVE-2025-29927-PoC

CVE-2025-29927: Next.js Middleware Bypass Vulnerability PoC This repository demonstrates the CVE-2025-29927 vulnerability in Next.js, where the internal header x-middleware-subrequest can be used to bypass middleware checks like authentication. Affected Versions Next.js 15.x 15.2.3 Next.js 14.x...

cve-2025-29927-lab

CVE-2025-29927 Lab Minimal reproduction lab for CVE-2025-29927 — Next.js middleware authorization bypass CVSS 9.1. Companion to: N-Day Analysis writeup on Medium What this is A Next.js 15.2.2 app vulnerable with a cookie-gated /dashboard route. The middleware auth check can be bypassed by sending...

CVE-2025-29927-Proof-of-Concept

Walkthrough Step 1 5 min Hint Which network services are exposed by the target? — — — Solution kali@kali:$ nmap kali@kali:$ nmap -sC -sV -p Step 2 5 min Hint 1 The landing page only reveals a login page, but web servers often expose additional paths. Hint 2 Try using a directory brute-forcing too...

CVE-2025-29927

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CVE-2025-29927-PoC

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middleforce

MiddleForce 🔍 Descripción general MiddleForce es una herramienta especializada de pruebas de seguridad diseñada para detectar y explotar la vulnerabilidad CVE-2025-29927 en el middleware de Next.js. Esta herramienta ayuda a los profesionales de la seguridad a identificar aplicaciones vulnerables ...