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CVE-2026-44008 - Vulnerability Analysis

CriticalCVSS: 9.8

Last Updated: May 14, 2026

vm2 - Command Injection

Published: May 13, 2026Updated: May 14, 2026PoC AvailableRemote Exploitable

Overview

vm2 < 3.11.2 contains a sandbox escape vulnerability caused by neutralizeArraySpeciesBatch method calling into the host via array prototype getter, letting attackers execute arbitrary commands on the host system, exploit requires crafted input triggering the getter.

Severity & Score

Severity: Critical

CVSS Score: 9.8

EPSS Score: 7.0%(Probability of exploitation in next 30 days)

Impact

Attackers can escape the sandbox and execute arbitrary commands on the host system, leading to full system compromise.

Mitigation

Update to version 3.11.2 or later.

References

https://github.com/patriksimek/vm2/security/advisories/GHSA-9qj6-qjgg-37qq

Social Media Activity(2 posts)

TheHackerWire

@thehackerwire

May 13, 2026

🔴 CVE-2026-44008 - Critical (9.8) vm2 is an open source vm/sandbox for Node.js. Prior to 3.11.2, the new method neutralizeArraySpeciesBatch works with objects from the other side but can call into this side via getter on the array prototype exposing objects of the wrong side into ... 🔗 https://www.thehackerwire.com/vulnerability/CVE-2026-44008/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

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TheHackerWire

@thehackerwire

May 13, 2026

View original post

Related Resources

Details

CVE ID: CVE-2026-44008
Severity: Critical
CVSS Score: 9.8
Type: command_injection
Status: confirmed
EPSS: 7.0%
Social Posts: 2

CWE

CWE-668

CVSS Metrics

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

EPSS Score

7.0%Probability of exploitation in the next 30 days