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.

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 ...

Over 77,000 Internet-exposed IP addresses are vulnerable to the critical React2Shell remote code execution flaw (CVE-2025-55182), with researchers now confirming that attackers have already ...

Hacker interest is high in a days-old vulnerability in widely used web application framework React, with dozens of organizations already falling victim to it, cybersecurity experts warn. See Also: ...

In December 2025, CVE-2025-55182 (React2Shell), a vulnerability in React Server Components (RSC) that enables remote code execution (RCE), was publicly disclosed. Shortly after publication, multiple ...