Medium severity4.2NVD Advisory· Published Sep 17, 2026· Updated Sep 17, 2026

CVE-2026-92945

Description

vm2 before 3.11.7 contains a module allowlist bypass vulnerability in isPathAllowedForModule that uses raw string prefix matching instead of boundary-anchored comparison. Attackers can reach non-allowlisted packages sharing a prefix with allowlisted modules by performing relative requires from allowlisted packages when transitive loading is disabled.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected packages

Versions sourced from the GitHub Security Advisory.

Package	Affected versions	Patched versions
vm2npm	< 3.11.7	3.11.7

Affected products

ghsa-coords
pkg:npm/vm2
Range: < 3.11.7
Patriksimek/Vm2llm-fuzzy
Range: <3.11.7

Patches

Vulnerability mechanics

References

News mentions

vm2 npm Package: 25 Critical Sandbox Escape Vulnerabilities Disclosed Together
Vypr Intelligence · Sep 18, 2026

Severity

MediumCVSS v3.1

4.2/ 10

CVSS v42.3

CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack vector: Network
Complexity: High
Privileges: Low
User interaction: None
Scope: Unchanged
Confidentiality: Low
Integrity: Low
Availability: None

Vector

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

Affected

Source repo: github.com/patriksimek/vm2

EPSS

Probability of exploitation in the next 30 days.

0.28%

VYPR risk score

Composite of severity, exploitation, and reach.

0.20low

cvss	0.273
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000

Weaknesses

CWE-22
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CWE-863
Incorrect Authorization

CVE ID

CVE-2026-92945

Credits

A
arpitjain099
reporter · ghsa