AUGUST 4, 2026
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Case File

CVE-2021-23470

HIGH · CVSS 8.2 EPSS 1.27% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-02-04 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.2. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2021-23470
Severity
HIGH
CVSS
8.2
EPSS
1.27%

Original NVD Description

This affects the package putil-merge before 3.8.0. The merge() function does not check the values passed into the argument. An attacker can supply a malicious value by adjusting the value to include the constructor property. Note: This vulnerability derives from an incomplete fix in https://security.snyk.io/vuln/SNYK-JS-PUTILMERGE-1317077

Related CVEs

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