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...

next-CVE-2025-29927

CVE-2025-29927: Authorization Bypass in Next.js Middleware A critical vulnerability in Next.js CVE-2025-29927 allows unauthorized access to protected routes by bypassing the middleware logic. The issue affects Next.js versions 11.1.4 to 13.5.6, and versions 14.x 14.2.25 or 15.x 15.2.3. To mitigat...

0xMiddleware

CVE-2025-29927: Next.js Middleware Exploit This tool demonstrates and automates the exploitation of CVE-2025-29927 , a vulnerability in Next.js that allows an attacker to bypass middleware checks like authentication by abusing the internal header x-middleware-subrequest. 🔧 How the Exploit Works...

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...

CVE-2025-29927-NextJs-Middleware-Simulation

CVE-2025-29927: Next.js Middleware Authorization Bypass Simulation This repository demonstrates the exploitation of CVE-2025-29927 , a critical vulnerability in Next.js that allows attackers to bypass middleware-based authorization checks. The flaw stems from improper handling of the internal...

CVE-2025-29927

Next.js Vulnerability Demo CVE-2025-29927 This repository contains a demonstration of the Next.js vulnerability CVE-2025-29927, which affects Next.js version 15.2.2 and earlier. The vulnerability allows attackers to bypass middleware authentication checks by setting an x-middleware-subrequest...

nextjs-middleware-exploit

Investigación de vulnerabilidad en middleware de Next.js CVE-2025-29927 Este repositorio demuestra una vulnerabilidad crítica en el middleware de Next.js CVE-2025-29927, que afecta a las versiones 11.1.4 hasta 15.1.7. Esta vulnerabilidad permite el bypass de autorización , el bypass de CSP y...

Exploit for Incorrect Authorization in Vercel Next.Js

CVE-2025-29927 — Next.js Middleware Authentication Bypass...

Next.js 15.2.3 Middleware Bypass Scanner

A vulnerability exists in the Next.js middleware handling mechanism, where requests containing the "x-middleware-subrequest" header are processed differently compared to normal requests, potentially allowing attackers to bypass authentication. This is a scanner to test version 15.2.3...

📄 Next.js 13.5.9 Middleware Bypass Scanner

This is an authorization bypass scanner for Next.js versions 13.5.9 and below. A vulnerability exists in the Next.js middleware handling mechanism, where requests containing the "x-middleware-subrequest" header are processed differently compared to normal requests...

Exploit for Improper Authorization in Vercel Next.Js

CVE-2025-29927 — Next.js middleware authorization bypass...

Exploit for CVE-2025-29927

CVE‑2025‑29927 – Next.js Middleware Authorization Bypass O...

Exploit for CVE-2025-29927

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

Exploit for CVE-2025-29927

CVE-2025-29927: Next.js Middleware Bypass PoC Overview This...

CVE-2025-29927

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 is possible to bypass authorization checks within a Next.js application, if the authorization check occurs in middleware. If patching to ...

Next.js Middleware Authorization Bypass Scanner

This module detects self-hosted Next.js applications affected by CVE-2025-29927, an authorization bypass in the middleware layer. Next.js tags its own internal subrequests with the x-middleware-subrequest header and skips middleware when it sees it. The header is trusted without verifying it...