Critical React, Next.js flaw lets hackers execute code on servers

A maximum severity vulnerability, dubbed 'React2Shell', in the React Server Components (RSC) 'Flight' protocol allows remote code execution without authentication in React and Next.js applications.
Infosecurity Magazine

React.js Hit by Maximum-Severity 'React2Shell' Vulnerability

A critical RCE flaw in React.js, dubbed React2Shell (CVE-2025-55182), has been disclosed with a maximum CVSS score of 10.0, posing severe risks for server-side implementations ...
Security Boulevard

Denial-of-Service and Source Code Exposure in React Server Components

In early December 2025, the React core team disclosed two new vulnerabilities affecting React Server Components (RSC). These issues – Denial-of-Service and Source Code Exposure were found by security ...
Que.com on MSN

React and Next.js security risks: Addressing critical vulnerabilities now

In today’s rapidly evolving digital landscape, web developers seek technologies that offer speed, reliability, and flexibility. React and Next.js, two ...
InfoWorld

Developers urged to immediately upgrade React, Next.js

Critical vulnerability in React library should be treated by IT as they did Log4j - as an emergency, warns one expert. Developers using the React 19 library for building application interfaces are ...
TechSpot

Critical vulnerability in React JS framework has a near 100% chance to be exploited

Facepalm: A widely used web technology is affected by a serious security vulnerability that can be exploited with minimal effort to compromise servers. Known as "React2Shell," the flaw may require ...