CVE-2025-55182
CRITICALCVSS v3
10
CRITICAL
EPSS Score
59.6%
exploit probability
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
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.
Technical Details
- Published
- 12/3/2025
- CERT-FR Advisory
- CERTFR-2025-ALE-014
- CERT-FR Link
- CERTFR-2025-ALE-014
Frequently Asked Questions
What is 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.
Is CVE-2025-55182 actively exploited?
Active exploitation of CVE-2025-55182 has not been confirmed. The EPSS score is 59.6%, indicating the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2025-55182?
CVE-2025-55182 has a CVSS v3 base score of 10 (CRITICAL severity).
Is CVE-2025-55182 affecting your environment?
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.