CVE-2021-23807
Prototype Pollution in node-jsonpointer
5.6
MEDIUM
CVSS 3.1
EPSS 0.17%
Description
This affects the package `jsonpointer` before `5.0.0`. A type confusion vulnerability can lead to a bypass of a previous Prototype Pollution fix when the pointer components are arrays.
How to fix CVE-2021-23807
To remediate CVE-2021-23807, upgrade the affected package to a fixed version below.
- npm/jsonpointer—upgrade to 5.0.0 or later
- —upgrade to 5.0.0 or later
Is CVE-2021-23807 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 5.0.0
- from 0, < 5.0.0
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 |