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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.

PUBLISHED Reserved 2025-08-17 | Published 2026-02-12 | Updated 2026-02-12 | Assigner mitre




MEDIUM: 6.5CVSS:3.1/AC:L/AV:N/A:N/C:H/I:N/PR:N/S:U/UI:R

References

github.com/farm-fe/farm/issues/2168

github.com/...ommit/83342ef06e0aea37270950fd8c930422c4df0679

gist.github.com/R4356th/d4372c6f83275d583c180c0e7d7332af

cve.org (CVE-2025-56647)

nvd.nist.gov (CVE-2025-56647)

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