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Security Update: Multiple vulnerabilities in Next.js and React

UpdateUnverifiedAdded Sep 24, 2026

The Next.js and React teams have disclosed twelve security vulnerabilities: one in React Server Components and eleven in Next.js, all patched on May 6, 2026, plus a follow-up advisory on May 7. The issues span middleware/proxy bypass, cross-site scripting (XSS), server-side request forgery (SSRF), cache poisoning, and denial of service (DoS).

Topics: Streaming, Security, Developer tools

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