AUGUST 4, 2026
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Case File

CVE-2021-43421

CRITICAL · CVSS 9.8 EPSS 42.78% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-04-07 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

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-2021-43421
Severity
CRITICAL
CVSS
9.8
EPSS
42.78%

Original NVD Description

A File Upload vulnerability exists in Studio-42 elFinder 2.0.4 to 2.1.59 via connector.minimal.php, which allows a remote malicious user to upload arbitrary files and execute PHP code.