CVE-2021-23403

Public Exploit
Prototype Pollution

Description

All versions of package ts-nodash are vulnerable to Prototype Pollution via the Merge() function due to lack of validation input.

Category

7.3
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.53%
Third-Party Advisory github.com Third-Party Advisory snyk.io
Affected: n/a ts-nodash
Published at:
Updated at:

References

Link Tags
https://snyk.io/vuln/SNYK-JS-TSNODASH-1311009 third party advisory exploit
https://github.com/BadOPCode/NoDash/blob/master/src/Merge.ts third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2021-23403?
CVE-2021-23403 has been scored as a high severity vulnerability.
How to fix CVE-2021-23403?
To fix CVE-2021-23403, 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-2021-23403 being actively exploited in the wild?
It is possible that CVE-2021-23403 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-23403?
CVE-2021-23403 affects n/a ts-nodash.
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.