CVE-2021-23574
Prototype Pollution in js-data
9.8
CRITICAL
CVSS 3.1
EPSS 1.3%
Description
All versions of package js-data are vulnerable to Prototype Pollution via the deepFillIn and the set functions. This is an incomplete fix of [CVE-2020-28442](https://snyk.io/vuln/SNYK-JS-JSDATA-1023655).
How to fix CVE-2021-23574
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- npm/js-data—no fix listed
Is CVE-2021-23574 being exploited?
Low — EPSS is 1.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, <= 3.0.10
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 |