CVE-2026-43997

CRITICAL SEVERITY

CVSS Score & Metrics

Base Score

10.0 / 10

Vector String

                                        CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H                                    

Vulnerability 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.

Vulnerability Details

Published Date

May 07, 2026

Last Modified

May 14, 2026

CWE ID

CWE-94

Source

GitHub

Vendor

npm

Product

vm2

External References

https://github.com/patriksimek/vm2/security/advisories/GHSA-47x8-96vw-5wg6
https://github.com/patriksimek/vm2/releases/tag/v3.11.0
https://github.com/advisories/GHSA-47x8-96vw-5wg6

CVE-2026-43997

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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