CVE-2025-29927

CVE-2025-29927: Next.js Middleware Bypass Vulnerability 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. Vulnerability Details Next.js uses an internal header...

CVE-2025-29927-POC

CVE-2025-29927-POC Introduction This repository contains a Proof of Concept PoC for CVE-2025-29927, a hypothetical vulnerability demonstrating a flaw in middleware handling within a web application. The PoC illustrates how a specially crafted HTTP request can bypass redirection logic to access...

CVE-2025-29927

Introduction Bypass Next.js middleware authentication mechanism by forging the x-middleware-subrequest request header, allowing unauthorized access to protected routes. Environment setup Source code derived from P神, Next.js version 15.2.2 For Next.js 15.x, this issue is fixed in 15.2.3...

POC-CVE-2025-29927

CVE-2025-29927: Next.js Middleware Bypass PoC Overview This PoC demonstrates CVE-2025-29927, a vulnerability in Next.js middleware that allows attackers to bypass authentication, authorization, and CSP mechanisms using the x-middleware-subrequest header. Affected Versions Next.js versions 11.1.4 ...

CVE-2025-29927

CVE-2025-29927 Next.js Middleware Bypass Scanner CVE-2025-29927 CVE-2025-29927 is a specialized security tool for detecting the Next.js middleware bypass vulnerability CVE-2025-29927 affecting Next.js versions 11.1.4 through 15.2.2. This critical vulnerability allows attackers to bypass security...

CVE-2025-29927

CVE-2025-29927 ★ CVE-2025-29927 Next.js middleware bypass PoC ★ Description CVE-2025-29927 : Next.js middleware bypass PoC description: Next.js is a React framework for building full-stack web applications. Starting in version 1.11.4 and prior to versions 12.3.5, 13.5.9, 14.2.25, and 15.2.3, it i...

CVE-2025-29927

CVE-2025-29927 Introduction This document presents a study of the vulnerability CVE-2025-29927 , affecting the Middleware mechanism in the Next.js framework. Next.js is a popular open-source framework from Vercel for building React-based applications. It supports server-side rendering, static...

CVE-2025-29927__Next.js

CVE-2025-29927 - Next.js Middleware Authorization Bypass POC ⚠️ Legal Disclaimer : This tool is intended for security research, authorized penetration testing, and educational purposes only. Using this tool against target systems without explicit permission is illegal and unethical. 📋 Overview...

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...

PoC-CVE-2025-29927

PoC-CVE-2025-29927 what is the vuln? this cve reports an flaw in the header x-middleware-subrequest, responsible to takes internal requests in next.js, who allow an attacker bypass the authorization middlewares in next.js 15.0.0 and acess protected routes, for example real example in a webapp,...

CVE-2025-29972

CVE-2025-29927 - Critical Security Vulnerability in Next.js Overview CVE-2025-29927 is a critical security vulnerability affecting Next.js , a popular React framework for building full-stack web applications. This flaw allows attackers to bypass authorization checks implemented in Next.js...

CVE-2025-29927

Advanced CVE-2025-29927 Vulnerability Scanner This is a professional-grade scanner designed to detect the CVE-2025-29927 middleware bypass vulnerability in Next.js applications. 🧠 What It Does Uses a real headless browser Playwright to deeply crawl a target website JS-rendered content included...

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...

CVE-2025-29972

CVE-2025-29927 - Critical Security Vulnerability in Next.js Overview CVE-2025-29927 is a critical security vulnerability affecting Next.js , a popular React framework for building full-stack web applications. This flaw allows attackers to bypass authorization checks implemented in Next.js...

CVE-2025-2995

CVE-2025-29927 Authorization Bypass reproduction This repository is a reproduction of the CVE-2025-29927 vulnerability in the next package How to reproduce 1. Follow the steps below to clone, and run the Next.js application 2. Test authorization denies access to the /api/hello endpoint $ curl...

CVE-2025-29927

🔍 CVE-2025-29927 - Next.js Middleware Bypass Detector This Python-based smart scanner helps detect the CVE-2025-29927 vulnerability in Next.js applications — a critical middleware bypass that allows attackers to skip authentication using a crafted HTTP header. 🧠 The tool identifies not only HTTP...

CVE-2025-29927

CVE-2025-29927 CVE-2025-29927: Next.js Middleware Bypass Vulnerability 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...

cve-2025-29927-poc

CVE-2025-29927-POC Introduction This repository contains a Proof of Concept PoC for CVE-2025-29927, a hypothetical vulnerability demonstrating a flaw in middleware handling within a web application. The PoC illustrates how a specially crafted HTTP request can bypass redirection logic to access...

vulnerable-nextjs-14-CVE-2025-29927

CVE-2025-29927 Authorization Bypass reproduction This repository is a reproduction of the CVE-2025-29927 vulnerability in the next package How to reproduce 1. Follow the steps below to clone, and run the Next.js application 2. Test authorization denies access to the /api/hello endpoint $ curl...

vulnerable-nextjs-14-CVE-2025-29927

CVE-2025-29927 Authorization Bypass reproduction This repository is a reproduction of the CVE-2025-29927 vulnerability in the next package How to reproduce 1. Follow the steps below to clone, and run the Next.js application 2. Test authorization denies access to the /api/hello endpoint $ curl...