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.
SecurityWeek

React2Shell: In-the-Wild Exploitation Expected for Critical React Vulnerability

Critical React vulnerability tracked as CVE-2025-55182 and React2Shell can be exploited for unauthenticated remote code ...

React2Shell flaw exploited to breach 30 orgs, 77k IP addresses vulnerable

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 ...
Hackaday

This Week In Security: React, JSON Formatting, And The Return Of Shai Hulud

After a week away recovering from too much turkey and sweet potato casserole, we’re back for more security news! And if you ...