A critical vulnerability in React Server Components is being actively exploited by multiple threat groups, putting thousands of websites — including crypto platforms — at immediate risk with users ...

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 ...

While the critical-severity flaw in a popular open-source library has seen exploitation, the ‘vast majority’ of organizations will not be vulnerable, according to well-known researcher Kevin Beaumont.

The explosive, easy-to-trigger vulnerability was exploited within hours of disclosure, exposing the risks of default ...

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 ...

Software developers working with React should immediately update the JavaScript programming library to the latest version for security reasons. If this is not done, attackers can exploit a ...

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 ...