{"cve":"CVE-2025-56647","nvd":{"published":"2026-02-12T16:16:03.600","modified":"2026-06-17T09:42:42.630","status":"Deferred","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","score":6.5},"cwes":["CWE-1385"],"references":["https://gist.github.com/R4356th/d4372c6f83275d583c180c0e7d7332af","https://github.com/farm-fe/farm/commit/83342ef06e0aea37270950fd8c930422c4df0679","https://github.com/farm-fe/farm/issues/2168"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:23:35.260773158+00:00"},"epss":{"cve":"CVE-2025-56647","score":0.00219,"percentile":0.12422,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-p773-8mf4-rjm5","url":"https://osv.dev/vulnerability/GHSA-p773-8mf4-rjm5","summary":"@farmfe/core is Missing Origin Validation in WebSocket","modified":"2026-02-12T22:26:23.936915Z","packages":[{"ecosystem":"npm","name":"@farmfe/core","purl":"pkg:npm/%40farmfe/core","ranges":["<1.7.6"],"fixed":["1.7.6"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}