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CVE-2025-56647 Details

ANALYZED

This CVE record has been analyzed and enriched by NVDAPI.com as an independent party.

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

CVSS 3.x Severity and Vector Strings:

VolerionCVSS-B:5.3 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N

CNA: [email protected]CVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://gist.github.com/R4356th/d4372c6f83275d583c180c0e7d7332af	[email protected]	ExploitTechnical Description
https://github.com/farm-fe/farm/commit/83342ef06e0aea37270950fd8c930422c4df0679	[email protected]	Source CodeVendor
https://github.com/farm-fe/farm/issues/2168	[email protected]	ExploitIssue TrackingTechnical DescriptionVendor

Weakness Enumeration

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

Affected Products

Product	Versions
@farmfe/core	All versions
CPE No CPEs found in CPE dictionary for this product. Remediation No remediation found in references.

Change History

4 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Jun 17, 2026	CVE Modified	CISA-ADP
Feb 12, 2026	CVE Modified	CISA-ADP
Feb 12, 2026	New CVE Received	[email protected]