React2Shell: Patch or Perish – Federal Agencies Scramble to Fix Critical Vulnerability by December 2025

Federal agencies have until December 12, 2025, to patch the React2Shell vulnerability, a critical flaw affecting React Server Components. This bug allows attackers to inject malicious code without needing authentication. With a CVSS score of 10.0, it’s the cybersecurity equivalent of leaving your front door wide open during a zombie apocalypse.

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Hot Take:

Well, it looks like Santa’s not the only one with a deadline this December! Federal agencies are rushing like caffeine-fueled elves to patch the React2Shell vulnerability, while hackers are playing the role of mischievous Grinches. You better watch out, you better not cry, you better patch up, I’m telling you why: Cyber Claus is coming to town!

Key Points:

  • The React2Shell vulnerability (CVE-2025-55182) poses a critical threat with a perfect CVSS score of 10.0.
  • This bug affects several frameworks, including Next.js and React Router, due to unsafe deserialization.
  • Federal agencies are mandated by CISA to patch this by December 12, 2025, amidst active exploitation.
  • Threat actors are targeting internet-facing applications and critical infrastructure globally.
  • Notable attacks include reconnaissance efforts and malware deployment, with a focus on sensitive tech targets.

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