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Case File

CVE-2021-39377

CRITICAL · CVSS 9.8 EPSS 3.60% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-09-01 · 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 ↗ github.com ↗

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

CVE
CVE-2021-39377
Severity
CRITICAL
CVSS
9.8
EPSS
3.60%

Original NVD Description

A SQL Injection vulnerability exists in openSIS 8.0 when MySQL (MariaDB) is being used as the application database. A malicious attacker can issue SQL commands to the MySQL (MariaDB) database through the index.php username parameter.