CVE-2026-100409

The OpenNext Cloudflare adapter (versions 0.3.0 through 1.20.2 ) is vulnerable to an authorization bypass when enableCacheInterception is active. The root cause is an inconsistency in how encoded pathnames are processed between middleware matching and cache lookup. An unauthenticated attacker can...

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

CVE-2025-29927 Critical - 9.1 Next.js Middleware Bypass Vulnerability Hands-On of CVE-2025-29927 vulnerability in Next.js application where the internal header x-middleware-subrequest can be used to bypass middleware authentication and restricted access. Explained Next.js use an internal header...

CVE-2025-29927-PoC

CVE-2025-29927: Next.js Middleware Bypass PoC This repository contains a proof of concept PoC for CVE-2025-29927, a vulnerability in Next.js middleware that allows bypassing authentication and authorization checks through header manipulation. Vulnerability Details Affected Versions : = 11.1.4,...

cve-2025-29927

This is a sample Next.js project bootstrapped with create-next-app for practically explaining how cve-2025-29927 works. https://nextjs.org/docs/app/api-reference/cli/create-next-app. Getting Started First, run the development server: npm run dev or yarn dev or pnpm dev or bun dev Open...

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...

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-2026-109955

A flaw was found in Hono. A remote, unauthenticated attacker can exploit a double path decoding issue in the serveStatic component by submitting requests with specially crafted, encoded URL paths. This flaw allows attackers to bypass security middleware, granting unauthorized access to protected...

CVE-2026-109955

Hono from 4.12.4 before 4.13.11 contains a middleware bypass vulnerability in serveStatic that allows unauthenticated attackers to skip prefix middleware by exploiting double path decoding. Attackers can send malformed percent-encoded paths that the router matches in encoded form, reaching static...

CVE-2026-109955 Hono 4.12.4 before 4.13.11 Middleware Bypass via serveStatic Double Decoding

Hono from 4.12.4 before 4.13.11 contains a middleware bypass vulnerability in serveStatic that allows unauthenticated attackers to skip prefix middleware by exploiting double path decoding. Attackers can send malformed percent-encoded paths that the router matches in encoded form, reaching static...

CVE-2026-109955

The Hono web framework (versions 4.12.4 before 4.13.11 ) is vulnerable to a middleware bypass in the serveStatic component. The root cause is double path decoding , where attackers can use malformed percent-encoded paths to bypass prefix middleware. This allows unauthenticated attackers to access...

PT-2026-111550

Name of the Vulnerable Software and Affected Versions Hono versions 4.12.4 through 4.13.10 Description A middleware bypass exists in the serveStatic function. Unauthenticated attackers can bypass prefix middleware by using double path decoding, sending malformed percent-encoded paths that the...

CVE-2026-109955: Double Decoding of the Same Data

Hono from 4.12.4 before 4.13.11 contains a middleware bypass vulnerability in serveStatic that allows unauthenticated attackers to skip prefix middleware by exploiting double path decoding. Attackers can send malformed percent-encoded paths that the router matches in encoded form, reaching static...

Interpretation Conflict

Overview @nestjs/platform-fastify is a Nest - modern, fast, powerful node.js web framework @platform-fastify Affected versions of this package are vulnerable to Interpretation Conflict via absolute-form request targets in the Fastify adapter's middleware registration. When a request is made using...

GHSA-9C5C-9QCX-Q35Q @nestjs/platform-fastify: Path-scoped middleware bypass via absolute-form request targets

| Field | Value | | --- | --- | | Ecosystem | npm | | Package | @nestjs/platform-fastify | | Affected versions | = 12.0.0, 12.0.2 and 11.2.4 | | Patched versions | 12.0.2 and 11.2.4 upgrade to 12.0.3 / 11.2.5 | Summary On the Fastify adapter, an HTTP request that uses an absolute-form request...

@nestjs/platform-fastify: Path-scoped middleware bypass via absolute-form request targets

| Field | Value | | --- | --- | | Ecosystem | npm | | Package | @nestjs/platform-fastify | | Affected versions | = 12.0.0, 12.0.2 and 11.2.4 | | Patched versions | 12.0.2 and 11.2.4 upgrade to 12.0.3 / 11.2.5 | Summary On the Fastify adapter, an HTTP request that uses an absolute-form request...

GO-2026-6465 Traefik: Rootless HTTP/1 request-target routes as "/" but is forwarded verbatim, bypassing path-scoped routing, middleware guards and access logging in github.com/traefik/traefik

Traefik: Rootless HTTP/1 request-target routes as "/" but is forwarded verbatim, bypassing path-scoped routing, middleware guards and access logging in github.com/traefik/traefik...

CVE-2026-88877

A flaw was found in Traefik's Kubernetes ingress-nginx provider. A remote attacker, by sending a specially crafted request with a malformed Host header e.g., containing a non-numeric port, can bypass security middlewares, including authentication and IP allowlisting. This leads to unauthorized...

Traefik: Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') and Incorrect Authorization

Summary There is a high-severity request-smuggling vulnerability in Traefik's handling of the HTTP/1.1 Upgrade mechanism. Since Traefik moved to unencrypted HTTP/2 with prior knowledge Go 1.24, a client-initiated Upgrade: h2c request header and its connection-specific HTTP2-Settings header were...

GHSA-W4V4-9RW7-5326 Traefik: Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') and Incorrect Authorization

Summary There is a high-severity request-smuggling vulnerability in Traefik's handling of the HTTP/1.1 Upgrade mechanism. Since Traefik moved to unencrypted HTTP/2 with prior knowledge Go 1.24, a client-initiated Upgrade: h2c request header and its connection-specific HTTP2-Settings header were...