CVE-2021-23440
Prototype Pollution in set-value
7.3
HIGH
CVSS 3.1
EPSS 0.07%
Description
This affects the package set-value before <2.0.1, >=3.0.0 <4.0.1. A type confusion vulnerability can lead to a bypass of CVE-2019-10747 when the user-provided keys used in the path parameter are arrays.
How to fix CVE-2021-23440
To remediate CVE-2021-23440, upgrade the affected package to a fixed version below.
- Debian/node-set-value—upgrade to 3.0.1-2+deb11u1 or later
- —upgrade to 4.0.1 or later
- —upgrade to 2.0.0 or later
Is CVE-2021-23440 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 3.0.1-2+deb11u1
- >= 4.0.0, < 4.0.1
- from 0, < 2.0.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |