7.5
/ 10
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Description
A pre-authentication denial of service vulnerability exists in React Server Components versions 19.0.0, 19.0.1 19.1.0, 19.1.1, 19.1.2, 19.2.0 and 19.2.1, including the following packages: react-server-dom-parcel, react-server-dom-turbopack, and react-server-dom-webpack. The vulnerable code unsafely deserializes payloads from HTTP requests to Server Function endpoints, which can cause an infinite loop that hangs the server process and may prevent future HTTP requests from being served.
Basic Information
ID
CVE-2025-55184
Source
Meta
Published
Dec 11, 2025 at 20:05
Modified
Dec 11, 2025 at 20:11
Affected Product
Vendor
Meta
Product
react-server-dom-webpack
Version
19.0.0
Affected Versions
Meta react-server-dom-webpack 19.0.0
Meta react-server-dom-webpack 19.1.0
Meta react-server-dom-webpack 19.2.0
Meta react-server-dom-turbopack 19.0.0
Meta react-server-dom-turbopack 19.1.0
Meta react-server-dom-turbopack 19.2.0
Meta react-server-dom-parcel 19.0.0
Meta react-server-dom-parcel 19.1.0
Meta react-server-dom-parcel 19.2.0
Meta react-server-dom-webpack 19.1.0
Meta react-server-dom-webpack 19.2.0
Meta react-server-dom-turbopack 19.0.0
Meta react-server-dom-turbopack 19.1.0
Meta react-server-dom-turbopack 19.2.0
Meta react-server-dom-parcel 19.0.0
Meta react-server-dom-parcel 19.1.0
Meta react-server-dom-parcel 19.2.0