CVSS 10.0CVSS 10.0 · CRITICAL
CVE-2025-55182
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.
Ver en NVDSeveridad
Puntaje: 10.0(CRITICAL)
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:HAV: NETWORK
AC: LOW
PR: NONE
UI: NONE
S: CHANGED
C: HIGH
I: HIGH
A: HIGH
Tipo de falla (CWE):
CWE-502EPSS
Probabilidad de explotación (próx. 30 días): 0.9962 (99.6%)
Percentil: 99.9%
EPSS: 2026-08-03
Afecta
facebook:reactvercel:next.jsDescripción técnica
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.
Publicada: 3/12/2025, 16:15:56
Última modificación: 4/8/2026, 5:16:35
Referencias
- https://react.dev/blog/2025/12/03/critical-security-vulnerability-in-react-server-components
- https://www.facebook.com/security/advisories/cve-2025-55182
- http://www.openwall.com/lists/oss-security/2025/12/03/4
- https://news.ycombinator.com/item?id=46136026
- https://aws.amazon.com/blogs/security/china-nexus-cyber-threat-groups-rapidly-exploit-react2shell-vulnerability-cve-2025-55182/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-55182