Security Advisory

CVE-2026-43997

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-05-13 17:17:54

Last updated 2026-07-15 00:55:24

Assigner GitHub_M

CVSS score 10.0

State PUBLISHED

Description

vm2 is an open source vm/sandbox for Node.js. Prior to 3.11.0, it is possible to obtain the host Object. There are various ways to use the host Object, to escape the sandbox, one example would be using HostObject.getOwnPropertySymbols to obtain Symbol(nodejs.util.inspect.custom). This vulnerability is fixed in 3.11.0.

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