GCVE-110-NCSC-2025-380

Advisory PublishedCVSS 10.0/10

Vulnetix · Advisory published December 3, 2025

React Server Components versions 19.0.0 to 19.2.0 contain a critical unauthenticated remote code execution vulnerability due to unsafe deserialization of HTTP request payloads, necessitating immediate upgrades to fixed versions.

Download JSON Open in Console

Weaknesses (CWE)

CWE-502Deserialization of Untrusted Data

Risk Scores

CVSS 3.1

10.0/10

Critical · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Affected Products

Vendor	Product	Versions	Platforms
Meta Open Source	vers:unknown/*	—	—
Meta	vers:unknown/*	—	—

Aliases

CVE-2025-55182 CVE-2025-66478

References

advisory

exploit

advisory

Browse GCVE Records

73,161 records in the GCVE database · Updated July 16, 2026

No matching records found.

Explore Further

Investigate this vulnerability in the interactive console or download the raw GCVE record.

Open in Console Download JSON