CVE-2025-55182 (React2Shell) — Security Analysis

Overview

This project is a technical analysis of CVE-2025-55182, a critical Remote Code Execution (RCE) vulnerability disclosed in December 2025.

The vulnerability affects React Server Components and allows attackers to execute arbitrary code via specially crafted HTTP requests.

Video Presentation

YouTube (Unlisted):
https://youtu.be/BEdAT1_75IU

Technical Details

• Vulnerability Type: Remote Code Execution (RCE)
• CVE: CVE-2025-55182
• Attack Vector: Malicious HTTP request
• Root Cause: Unsafe deserialization
• Authentication Required: No

Attack Flow

1. Attacker sends crafted HTTP request
2. Server processes untrusted data
3. Input is interpreted as executable code
4. Remote code execution occurs

Impact

• Full server compromise
• Data exfiltration
• Malware deployment
• Internet-wide exposure

Mitigation