The Shadowserver Foundation has issued an urgent update regarding the critical “React2Shell” vulnerability, identifying a massive attack surface that remains exposed to potential exploitation. Following targeted improvements to their scanning infrastructure on December 8, 2025, researchers discovered that over 644,000 domains and 165,000 unique IP addresses are still running vulnerable instances of React Server Components. […]

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Source: gbHackers
Source Link: https://gbhackers.com/644k-websites-at-risk-due-to-critical-react-server-components-flaw/