Vulnerabilities fixed in React Server Components

Meta has fixed vulnerabilities in React Server Components Parcel, Turbopack and Webpack Specifically for versions 19.0.2, 19.1.3 and 19.2.2. The vulnerabilities are related to insecure deserialization of HTTP request payloads, which can lead to Denial-of-Service attacks and server hangs. This...

CVE-2025-67779

It was found that the fix addressing CVE-2025-55184 in React Server Components was incomplete and does not prevent a denial of service attack in a specific case. React Server Components versions 19.0.2, 19.1.3 and 19.2.2 are affected, allowing unsafe deserialization of payloads from HTTP requests...

CVE-2025-67779

CVE-2025-67779 describes a denial-of-service vulnerability in React Server Components caused by an incomplete fix for unsafe deserialization. The issue allows crafted HTTP payloads to Server Function endpoints to trigger an infinite loop, tying up CPU and potentially making the server unresponsiv...