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CVE-2025-56647 Detail

Description

npm @farmfe/core before 1.7.6 is Missing Origin Validation in WebSocket. The development (hot module reloading) server does not validate origin when connecting to a WebSocket client. This allows attackers to surveil developers running Farm who visit their webpage and steal source code that is leaked by the WebSocket server.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://gist.github.com/R4356th/d4372c6f83275d583c180c0e7d7332af MITRE
https://github.com/farm-fe/farm/commit/83342ef06e0aea37270950fd8c930422c4df0679 MITRE
https://github.com/farm-fe/farm/issues/2168 MITRE

Weakness Enumeration

CWE-ID CWE Name Source
CWE-1385 Missing Origin Validation in WebSockets CISA-ADP  

Change History

2 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2025-56647
NVD Published Date:
02/12/2026
NVD Last Modified:
02/13/2026
Source:
MITRE