VDB
CISA-2025-55182
CISA-2025-55182
PUBLISHED
CVSS 10 CRITICAL
Reported by Meta · Published December 3, 2025
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.
Risk Scores
CVSS 3.1
10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Meta | react-server-dom-webpack | 19.0.0, 19.1.0, 19.2.0 |
| Meta | react-server-dom-turbopack | 19.0.0, 19.1.0, 19.2.0 |
| Meta | react-server-dom-parcel | 19.0.0, 19.1.0, 19.2.0 |
| Meta | react-server-dom-turbopack | 19.1.0, 19.2.0, 19.0.0 |
| Meta | react-server-dom-parcel | 19.1.0, 19.0.0, 19.1.0 |
| Meta | react-server-dom-webpack | 19.1.0, 19.0.0, 19.2.0 |
Timeline
- Jun 24, 2024 PoC Published
- Dec 3, 2025 CVE Published
- Dec 4, 2025 PoC Published
- Dec 5, 2025 PoC Published
- Dec 5, 2025 PoC Published
- Dec 6, 2025 PoC Published
- Dec 9, 2025 PoC Published
- Feb 26, 2026 CVE Updated
References
- x_refsource_CONFIRM
- x_refsource_CONFIRM
- http://www.openwall.com/lists/oss-security/2025/12/03/4 url
- https://news.ycombinator.com/item?id=46136026 url
- https://aws.amazon.com/blogs/security/china-nexus-cyber-threat-groups-rapidly-exploit-react2shell-vulnerability-cve-2025-55182/ url
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-55182 url