CVE-2025-56647

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CVSS 3.1

6.5 medium

EPSS

<1%p9

Published

Feb 12, 2026 (Feb 12, 2026)

Modified

Jun 17, 2026

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.

Weakness: CWE-1385
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (0.2%)

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