{"id":"CVE-2025-56647","aliases":["EUVD-2025-207250","GHSA-p773-8mf4-rjm5"],"status":"published","title":"@farmfe/core is Missing Origin Validation in WebSocket","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.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AC:L/AV:N/A:N/C:H/I:N/PR:N/S:U/UI:R","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00216,"percentile":0.12063,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-1385"],"published":"2026-02-12T00:00:00Z","modified":"2026-10-28T02:30:43Z","fixes":[{"ecosystem":"npm","package":"@farmfe/core","fixed_in":["1.7.6"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"@farmfe/core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.7.6"}]}]},{"source":"osv","ecosystem":"npm","package":"@farmfe/core","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.7.6"}]}]}],"references":[{"url":"https://github.com/farm-fe/farm/issues/2168","tags":["report","web"]},{"url":"https://github.com/farm-fe/farm/commit/83342ef06e0aea37270950fd8c930422c4df0679","tags":["fix","web"]},{"url":"https://gist.github.com/R4356th/d4372c6f83275d583c180c0e7d7332af","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-56647","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-p773-8mf4-rjm5"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/56xxx/CVE-2025-56647.json","tags":["advisory"]},{"url":"https://github.com/farm-fe/farm","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2025-56647","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.","status":"published","published":"2026-02-12T00:00:00Z","modified":"2026-02-12T16:45:37.803Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AC:L/AV:N/A:N/C:H/I:N/PR:N/S:U/UI:R","level":"medium","assessor":"cna"}],"cwes":["CWE-1385"],"updated_at":"2026-11-02T14:32:26.320248Z"}],"euvd":[{"id":"EUVD-2025-207250","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.","status":"published","published":"2026-02-12T00:00:00Z","modified":"2026-02-12T16:45:37Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AC:L/AV:N/A:N/C:H/I:N/PR:N/S:U/UI:R","level":"medium"}],"updated_at":"2026-11-02T19:48:40.418792Z"}],"ghsa":[{"id":"GHSA-p773-8mf4-rjm5","title":"@farmfe/core is Missing Origin Validation in WebSocket","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.","status":"published","published":"2026-02-12T18:30:23Z","modified":"2026-02-12T22:14:13Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-1385"],"updated_at":"2026-11-02T14:39:24.742346Z"}],"nvd":[{"id":"CVE-2025-56647","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.","status":"published","published":"2026-02-12T16:16:03.6Z","modified":"2026-06-17T09:42:42.63Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-1385"],"updated_at":"2026-11-02T14:12:00.273026Z"}],"osv":[{"id":"CVE-2025-56647","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.","status":"published","published":"2026-02-12T00:00:00Z","modified":"2026-10-28T02:30:43.595392057Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AC:L/AV:N/A:N/C:H/I:N/PR:N/S:U/UI:R","level":"medium"}],"updated_at":"2026-11-02T15:44:51.190588Z"},{"id":"GHSA-p773-8mf4-rjm5","title":"@farmfe/core is Missing Origin Validation in WebSocket","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.","status":"published","published":"2026-02-12T18:30:23Z","modified":"2026-02-12T22:26:23.936915Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-1385"],"updated_at":"2026-11-02T15:46:52.891208Z"}]}}