React.Dev
Critical React Flaw CVE-2025-55182 Exposes Major Security Risks
First seen 3 Dec 2025, 22:41 UTC
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A maximum-severity vulnerability in the React JavaScript library, tracked as CVE-2025-55182, allows unauthenticated remote code execution on affected instances. Security researchers report that 39 percent of cloud environments are vulnerable, and exploitation is expected to occur imminently. Developers are actively working to patch the flaw as it threatens numerous applications relying on React Server Components.
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