React Server Components are Vulnerable to RCE

Impact There is an unauthenticated remote code execution vulnerability in React Server Components. We recommend upgrading immediately. The vulnerability is present in versions 19.0.0, 19.1.0, 19.1.1, and 19.2.0 of: react-server-dom-webpack react-server-dom-parcel react-server-dom-turbopack Patche...

GHSA-FV66-9V8Q-G76R React Server Components are Vulnerable to RCE

Impact There is an unauthenticated remote code execution vulnerability in React Server Components. We recommend upgrading immediately. The vulnerability is present in versions 19.0.0, 19.1.0, 19.1.1, and 19.2.0 of: react-server-dom-webpack react-server-dom-parcel react-server-dom-turbopack Patche...

Critical RSC Bugs in React and Next.js Allow Unauthenticated Remote Code Execution

A maximum-severity security flaw has been disclosed in React Server Components RSC that, if successfully exploited, could result in remote code execution. The vulnerability, tracked as CVE-2025-55182, carries a CVSS score of 10.0. The vulnerability has been codenamed React2shell. It allows...

Exploit for CVE-2025-55182

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Arbitrary Code Injection

Overview next is a react framework. Affected versions of this package are vulnerable to Arbitrary Code Injection via unsafe deserialization of RSC payloads from HTTP requests to Server Function endpoints. An unauthenticated attacker can execute arbitrary code on the server by sending malicious HT...

Arbitrary Code Injection

Overview @modern-js/utils is a progressive web framework based on React. Affected versions of this package are vulnerable to Arbitrary Code Injection via unsafe deserialization of RSC payloads from HTTP requests to Server Function endpoints. An unauthenticated attacker can execute arbitrary code ...

Arbitrary Code Injection

Overview react-server-dom-parcel is a React Server Components bindings for DOM using Parcel. This is intended to be integrated into meta-frameworks. It is not intended to be imported directly. Affected versions of this package are vulnerable to Arbitrary Code Injection via unsafe deserialization ...

Arbitrary Code Injection

Overview react-server-dom-turbopack is a React Server Components bindings for DOM using Turbopack. This is intended to be integrated into meta-frameworks. It is not intended to be imported directly. Affected versions of this package are vulnerable to Arbitrary Code Injection via unsafe...

CVE-2025-55182

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 packages: react-server-dom-parcel, react-server-dom-turbopack, and react-server-dom-webpack. The vulnerable code unsafely deserializes...

CVE-2025-55182

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 packages: react-server-dom-parcel, react-server-dom-turbopack, and react-server-dom-webpack. The vulnerable code unsafely deserializes...

CVE-2025-55182

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 packages: react-server-dom-parcel, react-server-dom-turbopack, and react-server-dom-webpack. The vulnerable code unsafely deserializes...

CVE-2025-55182

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 packages: react-server-dom-parcel, react-server-dom-turbopack, and react-server-dom-webpack. The vulnerable code unsafely deserializes...

CVE-2025-55182

CVE-2025-55182 is a pre-auth remote code execution vulnerability in React Server Components (versions 19.0.0, 19.1.0, 19.1.1, 19.2.0) affecting react-server-dom-parcel, react-server-dom-turbopack, and react-server-dom-webpack. The issue arises from unsafe deserialization of payloads in HTTP reque...

CVE-2025-55182

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 packages: react-server-dom-parcel, react-server-dom-turbopack, and react-server-dom-webpack. The vulnerable code unsafely deserializes...

EUVD-2025-200983

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 packages: react-server-dom-parcel, react-server-dom-turbopack, and react-server-dom-webpack. The vulnerable code unsafely deserializes...

PT-2026-4812

Name of the Vulnerable Software and Affected Versions React versions 19.0.0 through 19.2.3 react-server-dom-webpack versions 19.0.0 through 19.2.3 react-server-dom-parcel versions 19.0.0 through 19.2.3 react-server-dom-turbopack versions 19.0.0 through 19.2.3 Next.js versions 13.x through 16.x...

VulnCheck KEV: CVE-2025-55182

Meta React Server Components contains a remote code execution vulnerability that could allow unauthenticated remote code execution by exploiting a flaw in how React decodes payloads sent to React Server Function endpoints. Please note CVE-2025-66478 has been rejected, but it is associated with...

PT-2025-48817

Name of the Vulnerable Software and Affected Versions react-server-dom-parcel versions 19.0.0 through 19.2.0 react-server-dom-turbopack versions 19.0.0 through 19.2.0 react-server-dom-webpack versions 19.0.0 through 19.2.0 Next.js versions 15.x through 16.x Next.js versions 14.3.0-canary.77 throu...

CVE-2025-55182: Deserialization of Untrusted Data

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 packages: react-server-dom-parcel, react-server-dom-turbopack, and react-server-dom-webpack. The vulnerable code unsafely deserializes...

Meta React Server Components security vulnerabilities

React Server Components is a new component model in the React Framework that allows components to run and render on the server and not execute in the client browser. Meta React Server Components has a remote code execution vulnerability that stems from a lack of security checks when parsing...