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Case File

CVE-2021-43221

MEDIUM · CVSS 4.2 EPSS 0.97% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-11-24 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 4.2. It affects Microsoft. Public exploit code or proof-of-concept references have been detected in its references. It may be remotely exploitable.

Public Exploit Signal

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

Detected Signals
remote code execution code execution

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

CVE
CVE-2021-43221
Severity
MEDIUM
CVSS
4.2
EPSS
0.97%
Microsoft

Original NVD Description

Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

Related CVEs

Other vulnerabilities affecting the same vendor(s)