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Home / Vulnerability Intelligence / CVE-2026-43998

CVE-2026-43998 - Vulnerability Analysis

HighCVSS: 8.5

Last Updated: May 14, 2026

vm2 - Remote Code Execution

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

Overview

vm2 3.10.5 contains a remote code execution caused by bypassing NodeVM's require.root path restriction using filesystem symlinks, letting sandboxed attackers load modules outside allowed root, exploit requires crafted symlinks.

Severity & Score

Severity: High
CVSS Score: 8.5
EPSS Score: 19.9%(Probability of exploitation in next 30 days)

Impact

Sandboxed attackers can execute arbitrary code on the host, leading to full system compromise.

Mitigation

Update to version 3.11.0 or later.

Social Media Activity(2 posts)

TheHackerWire
TheHackerWire
@thehackerwire
May 13, 2026

🟠 CVE-2026-43998 - High (8.5) vm2 is an open source vm/sandbox for Node.js. In 3.10.5, NodeVM's require.root path restriction can be bypassed using filesystem symlinks, allowing sandboxed code to load modules from outside the allowed root directory in host context. Because pat... šŸ”— https://www.thehackerwire.com/vulnerability/CVE-2026-43998/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

View original post
TheHackerWire
TheHackerWire
@thehackerwire
May 13, 2026

🟠 CVE-2026-43998 - High (8.5) vm2 is an open source vm/sandbox for Node.js. In 3.10.5, NodeVM's require.root path restriction can be bypassed using filesystem symlinks, allowing sandboxed code to load modules from outside the allowed root directory in host context. Because pat... šŸ”— https://www.thehackerwire.com/vulnerability/CVE-2026-43998/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

View original post

Details

CVE ID
CVE-2026-43998
Severity
High
CVSS Score
8.5
Type
command_injection
Status
confirmed
EPSS
19.9%
Social Posts
2

CWE

  • CWE-59

CVSS Metrics

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

EPSS Score

19.9%Probability of exploitation in the next 30 days