Critical React2Shell Vulnerability (CVE-2025-55182) Analysis: Surge in Attacks Targeting RSC-Enabled Services Worldwide

React2Shell (CVE-2025-55182) is a critical, unauthenticated remote-code-execution vulnerability in React Server Components (RSC) with a public proof-of-concept and inclusion in CISA's Known Exploited Vulnerabilities catalog; the report details active scanning/exploitation, estimates ~110,000 RSC-enabled assets in the U.S. potentially exposed, and provides mitigation steps (patching react-server-dom packages, framework-specific upgrades, access restrictions, and monitoring).