Critical DoS Vulnerability in Next.js Allows Unauthenticated Server Crashes

First seen 27 Nov 2025, 15:36 UTC • Cybersecuritynews

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Security researchers have identified a critical denial-of-service vulnerability in Next.js that enables unauthenticated attackers to crash servers with a single request. This vulnerability poses a significant risk to web applications built on the Next.js framework, potentially leading to service disruptions for affected users.

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Automated Credential Harvesting Campaign Targets React2Shell Vulnerability Critical Vulnerabilities in React and Next.js Require Immediate Updates Critical CVSS 10.0 Vulnerability in React & Next.js Requires Immediate Patch Critical React Flaw CVE-2025-55182 Exposes Major Security Risks RondoDox Botnet Exploits React2Shell Flaw in Next.js Servers Operation PCPcat Compromises Over 59,000 Next.js/React Servers

Critical DoS Vulnerability in Next.js Allows Unauthenticated Server Crashes

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