{"@context":"https://openvex.dev/ns/v0.2.0","@id":"https://database.harborguard.co/cve/CVE-2026-47209/vex.json","author":"HarborGuard Database","role":"Document Creator","timestamp":"2026-06-12T15:03:57.071Z","version":1,"tooling":"HarborGuard Database (https://database.harborguard.co)","statements":[{"vulnerability":{"name":"CVE-2026-47209","@id":"https://www.cve.org/CVERecord?id=CVE-2026-47209","description":"vm2 is an open source vm/sandbox for Node.js. Prior to version 3.11.4, the BaseHandler.set trap in bridge.js (line 1231) ignores the receiver parameter and unconditionally writes to the host target object. Per the Proxy set trap specification, when receiver !== proxy (e.g., when a child object inherits from the proxy via Object.create), the property assignment should create an own property on the receiver, not on the proxy target. The current implementation always calls otherReflectSet(object, k"},"products":[{"@id":"cpe:2.3:a:patriksimek:vm2:\\<_3.11.4:*:*:*:*:*:*:*","identifiers":{"cpe23":"cpe:2.3:a:patriksimek:vm2:\\<_3.11.4:*:*:*:*:*:*:*"}}],"status":"affected","action_statement":"No fixed version is published yet; monitor the upstream advisory.","timestamp":"2026-06-12T15:03:57.071Z"}]}