CVE-2025-56647

State: Published
Severity: 6.5 Medium
Published: Feb 12, 2026
Updated: Feb 12, 2026
Reserved: Aug 17, 2025

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.

Scores

CVSS	Score	Vector	Source
3.1	6.5 Medium	CVSS:3.1/AC:L/AV:N/A:N/C:H/I:N/PR:N/S:U/UI:R	mitre

Weaknesses

CWE-1385 Missing Origin Validation in WebSockets

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://github.com/farm-fe/farm/issues/2168
https://github.com/farm-fe/farm/commit/83342ef06e0aea37270950fd8c930422c4df0679
https://gist.github.com/R4356th/d4372c6f83275d583c180c0e7d7332af

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