CVE-2026-92950

vm2 before 3.11.7 Sandbox Escape via CLI require

State
Published
Severity
9.3 Critical
Published
Sep 17, 2026
Updated
Sep 17, 2026
Reserved
Sep 17, 2026

Read the record on cve.org

Description

vm2 before 3.11.7 contains a sandbox escape vulnerability in the CLI tool that allows attackers to execute arbitrary code in the host Node.js process. Attackers can supply a malicious script file to the vm2 CLI that uses require(__filename) to re-execute itself in the host realm, bypassing sandbox isolation and accessing host modules like fs and child_process.

Scores

CVSSScoreVectorSource
4.09.3 CriticalCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:HVulnCheck
3.18.6 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:HVulnCheck

Weaknesses

  • CWE-453 Insecure Default Variable Initialization

Affected Products

ProductVersions
vm2patriksimek
  • before 3.11.7Affected
  • 3.11.7Not affected

References

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