CVE-2025-55182 (also referred to as React2Shell and includes CVE-2025-66478, which was merged into it) is a critical pre-authentication remote code execution (RCE) vulnerability affecting React Server ...

Web server admins must scramble to update their backend servers again after React and Next.js disclosed two additional follow-up vulnerabilities related to last week’s discovery of a critical bug.

An increasing number of threat actors have been attempting to exploit the React vulnerability CVE-2025-55182 in their attacks. An increasing number of threat actors have been attempting to exploit the ...

A newly discovered security flaw in the React ecosystem — one of the most widely used technologies on the web — is prompting urgent warnings across the tech industry. The bug — dubbed “React2Shell” — ...

A remote code execution (RCE) vulnerability in the React JavaScript library, which earlier today caused disruption across the internet as Cloudflare pushed mitigations live on its network, is now ...

A critical remote code execution vulnerability in React.js has been identified. React.js is a JavaScript library for building fast, interactive user interfaces (UIs) using reusable components. The ...

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 ...

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.

The cybersecurity industry is on high alert following the disclosure of a critical React vulnerability that can be exploited by a remote, unauthenticated attacker for remote code execution. React ...

Security defenders are girding themselves in response to the disclosure of a maximum-severity vulnerability disclosed Wednesday in React Server, an open-source package that’s widely used by websites ...