CVE-2021-23421 — MEDIUM (5.6)

Vulnerability Description

All versions of package merge-change are vulnerable to Prototype Pollution via the utils.set function.

CVSS Score

5.6

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

LOW

Availability

LOW

Affected Products

Vendor	Product	Versions
Merge-Change Project	Merge-Change	All versions

Related Weaknesses (CWE)

CWE-1321

References

https://github.com/VladimirShestakov/merge-change/blob/9901f145e06158f284f52de42Broken Link
https://snyk.io/vuln/SNYK-JS-MERGECHANGE-1310985ExploitThird Party Advisory
https://github.com/VladimirShestakov/merge-change/blob/9901f145e06158f284f52de42Broken Link
https://snyk.io/vuln/SNYK-JS-MERGECHANGE-1310985ExploitThird Party Advisory

FAQ

What is CVE-2021-23421?

CVE-2021-23421 is a vulnerability with a CVSS score of 5.6 (MEDIUM). All versions of package merge-change are vulnerable to Prototype Pollution via the utils.set function.

How severe is CVE-2021-23421?

CVE-2021-23421 has been rated MEDIUM with a CVSS base score of 5.6/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-23421?

Check the references section above for vendor advisories and patch information. Affected products include: Merge-Change Project Merge-Change.