Perceptive Security
SOC/SIEM Consultancy
Critical Remote Code Execution Vulnerabilities Discovered in React Server Components and Next.js
Published:
4 December 2025 at 09:51:32
Alert date:
5 December 2025 at 08:03:23
Source:
stepsecurity.io
Critical remote code execution vulnerabilities discovered in React Server Components and Next.js framework. Two CVEs identified: CVE-2025-55182 and CVE-2025-66478. These vulnerabilities affect popular React-based web applications and Next.js implementations. The RCE nature of these flaws poses significant security risks to affected systems. Organizations using React Server Components and Next.js should prioritize patching and mitigation efforts.
Technical details
Mitigation steps:
Affected products:
React Server Components
Next.js
Related links:
Related CVE's:
Related threat actors:
IOC's:
This article was created with the assistance of AI technology by Perceptive.