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Stop what you are doing and check your package.json. π A new critical vulnerability, dubbed "React2Shell" (CVE-2025-55182), has been discovered in React Server Components, and it is being actively exploited. This is a CVSS 10.0 severity flaw that allows attackers to achieve Remote Code Execution (RCE) on your server with a single HTTP requestβno authentication required. If you are using Next.js or React 19, your application is likely at risk. In this video, I break down: π The Exploit: How the "Flight" protocol deserialization flaw works. π The Impact: Why this is being called the "Log4J of JavaScript." π‘οΈ The Fix: Exactly which versions of Next.js and React you need to upgrade to immediately. π¨βπ» Demo: A look at how the attack vector works (safely) so you understand the risk. Don't leave your servers open to a shell. Patch now. Timestamps: 0:00 - The React2Shell Crisis 1:45 - What is CVE-2025-55182? [Add your timestamps] #ReactJS #NextJS #CyberSecurity #React2Shell #WebDevNews#ReactHacked #React2Shell #ReactSecurity #JavaScriptSecurity #WebDevelopment #Cybersecurity #ReactJS #FrontendSecurity #Coding #GfG #geeksforgeeksgate