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Case File

CVE-2021-23417

MEDIUM · CVSS 5.6 EPSS 1.08% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-07-28 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.6. 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
github.com ↗

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

CVE
CVE-2021-23417
Severity
MEDIUM
CVSS
5.6
EPSS
1.08%

Original NVD Description

All versions of package deepmergefn are vulnerable to Prototype Pollution via deepMerge function.