CVE-2021-23449
Prototype Pollution in vm2
9.8
CRITICAL
CVSS 3.1
EPSS 2.2%
Description
This affects the package vm2 before 3.9.4. Prototype Pollution attack vector can lead to sandbox escape and execution of arbitrary code on the host machine.
How to fix CVE-2021-23449
To remediate CVE-2021-23449, upgrade the affected package to a fixed version below.
- npm/vm2—upgrade to 3.9.4 or later
Is CVE-2021-23449 being exploited?
Low — EPSS is 2.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 3.9.4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |