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
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.022 (82.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.021 · newest: 0.022 · change: +0.001
Affected products
- Js-Data
- Js-Data — versions 0
Weakness classification (CWE)
References
- snyk.io/vuln/SNYK-JS-JSDATA-1584361 (Exploit, Third Party Advisory)
- snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-2320790 (Exploit, Third Party Advisory)
- snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-2320791 (Exploit, Third Party Advisory)
- github.com/js-data/js-data/issues/576 (Patch, Third Party Advisory, Issue Tracking)
- github.com/js-data/js-data/blob/master/dist/js-data.js#L472 (Third Party Advisory, Broken Link)
- github.com/js-data/js-data/issues/577 (Patch, Third Party Advisory, 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.