CVEvulnerability

CVE-2026-43997

10.0 CRITICAL Published 2026-05-13 Modified 2026-10-26 Official page ↗
Status
Modified
Published
2026-05-13
Last modified
2026-10-26
Assigner
[email protected]
CVSS 3.1 ([email protected])
10.0 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS 3.1 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
10.0 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Weaknesses
CWE-653, CWE-94

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.

Affected configurations

• vm2 project vm2 (< 3.11.0)

Related

Weakness · CWE (2)

  • CWE-653 Improper Isolation or Compartmentalization weakness
  • CWE-94 Improper Control of Generation of Code weakness

References