A critical severity Remote Code Execution (RCE) vulnerability affecting Next.js applications that use the App Router has been identified. This vulnerability is rated CVSS 10.0, disclosed as CVE-2025-66478 and allows remote code execution (RCE) when attacker-controlled requests are processed in unpatched environments. It stems from an upstream vulnerability in the React Server Components (RSC) protocol […]

The post Detecting Next.js CVE-2025-66478 RCE vulnerability with Wazuh appeared first on Wazuh.