Prototype Pollution in Js-Data
CVE-2021-23574
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).
Vulnerability class: Prototype Pollution
EPSS: 0.021 (79.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Js-data
- N/a Js-data — versions 0
Weakness classification (CWE)
References
- report@snyk.io (Exploit, Third Party Advisory, x_refsource_MISC)
- report@snyk.io (Exploit, Third Party Advisory, x_refsource_MISC)
- report@snyk.io (Exploit, Third Party Advisory, x_refsource_MISC)
- report@snyk.io (Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)
- report@snyk.io (Third Party Advisory, x_refsource_MISC, Broken Link)
- report@snyk.io (Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)
Frequently asked questions
- What is CVE-2021-23574?
- CVE-2021-23574 is a high-severity vulnerability in Js-Data, classified under Improperly Controlled Modification of Object Prototype Attributes (Prototype Pollution). CVSS score: 7.5/10. Published 2021-12-24.
- How severe is CVE-2021-23574?
- High severity. CVSS v3 base score is 7.5 out of 10.