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CVE-2025-55182 (React2Shell): Remote code execution in React Server Components and Next.js | Datadog Security Labs

📅 December 6, 2025 📰 securitylabs.datadoghq.com 🔍 2 CVE(s) referenced

A critical remote code execution vulnerability (CVE-2025-55182) in React Server Components and Next.js enables unauthenticated attackers to easily exploit server-side prototype pollution and execute arbitrary code, with widespread active exploitation observed in the wild.

vendor
CVE-2025-55182, CVE-2025-66478

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