CVE-2026-26956

vm2 is an open source vm/sandbox for Node.js. In version 3.10.4, vm2 is vulnerable to full sandbox escape with arbitrary code execution. Attacker code inside VM.run() obtains host process object and runs host commands with zero host cooperation. This issue has been patched in version 3.10.5.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/patriksimek/vm2/releases/tag/v3.10.5	Release Notes
https://github.com/patriksimek/vm2/security/advisories/GHSA-ffh4-j6h5-pg66	Exploit Vendor Advisory
https://access.redhat.com/security/cve/CVE-2026-26956
https://bugzilla.redhat.com/show_bug.cgi?id=2466548
https://github.com/patriksimek/vm2/security/advisories/GHSA-ffh4-j6h5-pg66	Exploit Vendor Advisory
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-26956.json

Configurations

Configuration 1 (hide)

cpe:2.3:a:vm2_project:vm2:*:*:*:*:*:node.js:*:*

History

No history.

Information

Published : 2026-05-04 17:16

Updated : 2026-07-15 02:19

NVD link : CVE-2026-26956

Mitre link : CVE-2026-26956

CVE.ORG link : CVE-2026-26956

JSON object : View

Products Affected

vm2_project

vm2

CWE

CWE-693

Protection Mechanism Failure

CWE-653

Improper Isolation or Compartmentalization

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