A pre-authentication remote code execution vulnerability exists in React Server Components versions 19.0.0, 19.1.0, 19.1.1, and 19.2.0 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.
| Package (Ecosystem) | Introduced | Fixed | Limit |
|---|---|---|---|
| react-server-dom-webpack(npm) | 19.0.0 | 19.0.1 | N/A |
| react-server-dom-webpack(npm) | 19.1.0 | 19.1.2 | N/A |
| react-server-dom-webpack(npm) | 19.2.0 | 19.2.1 | N/A |
| react-server-dom-turbopack(npm) | 19.0.0 | 19.0.1 | N/A |
| react-server-dom-turbopack(npm) | 19.1.0 | 19.1.2 | N/A |
| react-server-dom-turbopack(npm) | 19.2.0 | 19.2.1 | N/A |
| react-server-dom-parcel(npm) | 19.0.0 | 19.0.1 | N/A |
| react-server-dom-parcel(npm) | 19.1.0 | 19.1.2 | N/A |
| react-server-dom-parcel(npm) | 19.2.0 | 19.2.1 | N/A |
CVSS Metrics
