snyk.io/blog· Dec 3, 2025🔍 CVE-2025-55182

Security Advisory: Critical RCE Vulnerabilities in React Server Components (CVE-2025-55182)

Open Original Article ↗
Critical RCE vulnerabilities (CVE-2025-55182/CVE-2025-66478) were found in React Server Components and Next.js via unsafe deserialization. Immediate upgrade to patched versions is mandatory to prevent unauthenticated remote code execution. Learn how to detect and mitigate the critical flaw.
🎯 Vulnerability: Remote Code Execution (RCE)
💡 Defense Fix: Avoid executing shell commands via system(). Use parameterized APIs and strict input sanitization.
#CVE-2025-55182#CVE-2025-66478