CVE-2021-23449: Sandbox Bypass

Published Oct 18, 2021
·
Updated

This affects the package vm2 before 3.9.4 via a Prototype Pollution attack vector, which can lead to execution of arbitrary code on the host machine.

Affected Software

1 affected component
Vm2 Project Vm2 Node.js<3.9.4

Event History

Oct 18, 2021
CVE Published
via MITRE·04:40 PM
Data Sourced
via MITRE·04:40 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What is the severity of CVE-2021-23449?

CVE-2021-23449 is considered a critical vulnerability that allows for arbitrary code execution due to prototype pollution.

2

How do I fix CVE-2021-23449?

To mitigate CVE-2021-23449, you should upgrade the vm2 package to version 3.9.4 or later.

3

What versions of vm2 are affected by CVE-2021-23449?

All versions of vm2 prior to 3.9.4 are affected by CVE-2021-23449.

4

What attack vector is associated with CVE-2021-23449?

CVE-2021-23449 is associated with a Prototype Pollution attack vector.

5

Can CVE-2021-23449 lead to data breaches?

Yes, CVE-2021-23449 can potentially lead to data breaches by enabling arbitrary code execution on the host machine.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203