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Severe Vulnerabilities in React Server Components Enable DoS and Code Exposure

First seen 12 Dec 2025, 06:50 UTC • Cybersecuritynews

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The React team disclosed three new vulnerabilities in React Server Components, allowing for Denial of Service (DoS) attacks and potential source code leaks. These flaws were identified by security researchers while testing mitigations for a previously reported Remote Code Execution (RCE) vulnerability. The original RCE patch remains effective, but the newly found issues pose significant risks to applications using React Server Components.

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Severe Vulnerabilities in React Server Components Enable DoS and Code Exposure

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