CVE-2021-23820
Prototype Pollution in json-pointer
5.6
MEDIUM
CVSS 3.1
EPSS 0.52%
Description
This affects versions of package `json-pointer` up to and including `0.6.1`. A type confusion vulnerability can lead to a bypass of CVE-2020-7709 when the pointer components are arrays.
How to fix CVE-2021-23820
To remediate CVE-2021-23820, upgrade the affected package to a fixed version below.
- npm/json-pointer—upgrade to 0.6.2 or later
Is CVE-2021-23820 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 0.6.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.6 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L |