React2Hell

🧨 React2Hell — CVE-2025-55182 Exploit 🔥 Next.js / React Server Remote Code Execution RCE Exploit root@kitploit: █████▄ ▄▄▄▄▄ ▄▄▄ ▄▄▄▄ ▄▄▄▄▄▄ ████▄ ██ ██ ▄▄▄▄▄ ▄▄ ▄▄ ██▄▄██▄ ██▄▄ ██▀██ ██▀▀▀ ██ ▄██▀ ██████ ██▄▄ ██ ██ ██ ██ ██▄▄▄ ██▀██ ▀████ ██ ███▄▄ ██ ██ ██▄▄▄ ██▄▄▄ ██▄▄▄ Next.js/React Server RCE...

CVE-2025-55182

CVE-2025-55182 RCE 個人用チェックツールです。CVE-2025-55182の脆弱性をチェックするために使用します。 脆弱性の原理 React Server Components は、サーバー関数エンドポイントに送信されたペイロードをデコードする際に、パス解決の欠陥が存在します。コロンでオブジェクトのプロパティを区切ることでネストした値の取得を実現します（例: $1🅰️b は "a":"b":"foo".a.b に対応）が、プロパティの存在性の検証は行われません。$1🅰️a が渡されると、.a.a の無効な値の取得がトリガーされ、サーバー側で 500...

React4Shell

React2Shell Exploit Proof of Concept PoC for React Server Components RSC / Next.js Remote Code Execution vulnerability. Description A pre-authentication remote code execution vulnerability exists in React Server Components versions 19.0.0, 19.1.0, 19.1.1, and 19.2.0 including the following...

react-vuln-scanner

React CVE-2025-55182 脆弱性スキャナー サーバー上で、CVE-2025-55182 （React Server Components における深刻なリモートコード実行脆弱性、CVSS 10.0）の影響を受ける React アプリケーションをスキャンする bash スクリプトです。 ⚠️ 脆弱性について 2025年12月3日、React チームは React Server Components に影響する深刻なセキュリティ脆弱性を公開しました。認証されていない攻撃者が、React Server Function エンドポイントに送信されたペイロードを React...

CVE-2025-55182-React2Shell-Lab

CyberSec Blog CTF - React2Shell PoC このリポジトリは、Next.jsとReact Server Componentsを使用したサイバーセキュリティブログをベースにした、脆弱なCTF（Capture The Flag）環境を提供します。 CVE-2025-55182 : React Server Components バージョン19.0.0、19.1.0、19.1.1、19.2.0における事前認証リモートコード実行（RCE）の脆弱性。脆弱なコードは、Server...

React Server Components - Remote Code Execution

React Server Components 19.0.0, 19.1.0, 19.1.1, and 19.2.0 including react-server-dom-parcel, react-server-dom-turbopack, and react-server-dom-webpack contain a remote code execution caused by unsafe deserialization of payloads from HTTP requests to Server Function endpoints, letting...

NPM: Next.js: Unauthenticated disclosure of internal Server Function endpoints

NPM: Next.js: Unauthenticated disclosure of internal Server Function endpoints vulnerability discovered by ? in WordPress Npm next versions = 13.0.0, 15.5.21...

CVE-2026-44907

A denial of service vulnerability could be triggered by sending specially crafted HTTP requests to server function endpoints, this could lead to excessive CPU usage; affecting the following packages: react-server-dom-webpack, react-server-dom-parcel, react-server-dom-turbopack versions 19.0.0...

CVE-2026-23870: Imperva Customers Protected Against Critical React Server Components DoS Vulnerability

TL;DR:A newly disclosed denial-of-service vulnerability, CVE-2026-23870, impacts React Server Components and dependent frameworks, including Next.js App Router deployments. The flaw enables unauthenticated attackers to send specially crafted HTTP requests that trigger excessive CPU consumption...

CVE-2026-23870

CVE-2026-23870 is a denial-of-service vulnerability in react-server-dom-webpack, react-server-dom-parcel, and react-server-dom-turbopack. It affects versions 19.0.0–19.0.5, 19.1.0–19.1.6, and 19.2.0–19.2.5. Triggered by specially crafted HTTP requests to server function endpoints, it can cause se...

react-server-dom-webpack: react-server-dom-parcel: reactreact-server-dom-turbopack: React Server Components: Denial of Service via specially crafted HTTP requests

A flaw was found in React Server Components. A remote attacker can exploit this vulnerability by sending specially crafted HTTP requests to Server Function endpoints. This can lead to a Denial of Service DoS, causing server crashes, out-of-memory exceptions, or excessive CPU usage, thereby...

Denial Of Service

React Server Components is vulnerable to Denial of Service. The vulnerability is due to specially crafted HTTP requests to Server Function endpoints, where the payload of the HTTP request causes excessive CPU usage for up to a minute ending in a thrown error that is catchable...

CVE-2026-23869

A flaw was found in react-server-dom-parcel, react-server-dom-turbopack and react-server-dom-webpack. Specially crafted HTTP requests to server function endpoints can result in an excessive consumption of CPU resources for up to a minute, causing an error that is catchable. Mitigation Red Hat has...

EUVD-2026-20584

React Server Components have a Denial of Service Vulnerability...

GHSA-479C-33WC-G2PG React Server Components have a Denial of Service Vulnerability

Impact A denial of service vulnerability exists in React Server Components, affecting the following packages: react-server-dom-parcel, react-server-dom-turbopack, react-server-dom-webpack versions 19.0.0, 19.1.0 and 19.2.0. The vulnerability is triggered by sending specially crafted HTTP requests...

CVE-2026-23869

A denial of service vulnerability exists in React Server Components, affecting the following packages: react-server-dom-parcel, react-server-dom-turbopack and react-server-dom-webpack versions 19.0.0 through 19.0.4, 19.1.0 through 19.1.5, and 19.2.0 through 19.2.4. The vulnerability is triggered ...

CVE-2026-23869

A denial of service vulnerability exists in React Server Components, affecting the following packages: react-server-dom-parcel, react-server-dom-turbopack and react-server-dom-webpack versions 19.0.0 through 19.0.4, 19.1.0 through 19.1.5, and 19.2.0 through 19.2.4. The vulnerability is triggered ...

CVE-2026-23869

A denial of service vulnerability exists in React Server Components, affecting the following packages: react-server-dom-parcel, react-server-dom-turbopack and react-server-dom-webpack versions 19.0.0 through 19.0.4, 19.1.0 through 19.1.5, and 19.2.0 through 19.2.4. The vulnerability is triggered ...

CVE-2026-23869

A denial of service vulnerability exists in React Server Components, affecting the following packages: react-server-dom-parcel, react-server-dom-turbopack and react-server-dom-webpack versions 19.0.0 through 19.0.4, 19.1.0 through 19.1.5, and 19.2.0 through 19.2.4. The vulnerability is triggered ...

CVE-2026-23869

The CVE-2026-23869 entry describes a Denial-of-Service vulnerability in React Server Components affecting react-server-dom-parcel, react-server-dom-turbopack, and react-server-dom-webpack. A specially crafted HTTP request to Server Function endpoints can cause the server to experience excessive C...