CVE-2021-23444

Public Exploit
Prototype Pollution

Description

This affects the package jointjs before 3.4.2. A type confusion vulnerability can lead to a bypass of CVE-2020-28480 when the user-provided keys used in the path parameter are arrays in the setByPath function.

Category

5.6
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.54% Top 20%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory snyk.io Third-Party Advisory snyk.io Third-Party Advisory snyk.io
Affected: n/a jointjs
Published at:
Updated at:

References

Link Tags
https://snyk.io/vuln/SNYK-JS-JOINTJS-1579578 third party advisory exploit
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1655816 third party advisory exploit
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1655817 third party advisory exploit
https://github.com/clientIO/joint/commit/e5bf89efef6d5ea572d66870ffd86560de7830a8 third party advisory patch
https://github.com/clientIO/joint/releases/tag/v3.4.2 third party advisory release notes
https://github.com/clientIO/joint/pull/1514 third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-23444?
CVE-2021-23444 has been scored as a medium severity vulnerability.
How to fix CVE-2021-23444?
To fix CVE-2021-23444, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-23444 being actively exploited in the wild?
It is possible that CVE-2021-23444 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-23444?
CVE-2021-23444 affects n/a jointjs.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.