Critical React and Next.js Enables Remote Attackers to Execute Malicious Code

A critical security flaw in React and Next.js could let remote attackers run malicious code on servers without logging in. The issue affects React Server Components (RSC) and the “Flight” protocol used to send data between the browser and the server. The vulnerabilities are tracked as CVE-2025-55182 for React and CVE-2025-66478 for Next.js. They are […]

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