CVE-2023-30547

9.8 CRITICAL 73% exploit odds Drop everything Fix listed Code execution

What it is

vm2 is a sandbox that can run untrusted code with whitelisted Node's built-in modules. There exists a vulnerability in exception sanitization of vm2 for versions up to 3.9.16, allowing attackers to raise an unsanitized host exception inside `handleException()` which can be used to escape the sandbox and run arbitrary code in host context. This vulnerability was patched in the release of version `3.9.17` of `vm2`. There are no known workarounds for this vulnerability. Users are advised to upgrade.

At a glance

Exploitability: Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.
Exploit odds: 73.0% chance of exploitation in the next 30 days (EPSS). Higher than most.
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2023-04-12 15:19 UTC ReservedThe CVE id was reserved by its CNA
2023-04-17 22:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 05:54 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 73.0% in the next 30 days (EPSS).
Severity: 9.8 CRITICAL (CVSS).
Fix: a patch or advisory is linked.
It meets the bar for Drop everything: critical, and exploited or very likely to be.

Details

Published: 2023-04-17 22:15 UTC
Last modified: 2026-06-17 05:54 UTC
Exploit probability: 73.0% · EPSS, next 30 days
Weakness: CWE-74
Record status: Modified

Affected

vm2 Project vm2 ≤ 3.9.16

Attack profile CVSS 3.1 · 9.8

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

Raw vector

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

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2023-30547.md and follow it. Check whether this project is affected by CVE-2023-30547. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record