# CVE-2026-39109

> Vulnerability · severity: **CRITICAL** (CVSS 9.4).

## Description

SQL Injection vulnerability in Apartment Visitors Management System Apartment Visitors Management System V1.1 within the username parameter of the login page (index.php). This allows an unauthenticated attacker to manipulate backend SQL queries during authentication and retrieve sensitive database contents.

## Key facts

- **CVE ID:** CVE-2026-39109
- **Published:** 2026-04-20
- **CVSS severity:** CRITICAL
- **CVSS base score:** 9.4
- **CWE codes:** CWE-89

## Primary sources

- NIST NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-39109

## Citation

> AI Analytics. CVE-2026-39109. Retrieved 2026-07-23 from https://api.ai-analytics.org/cve/CVE-2026-39109. Derived from NIST NVD. Licensed CC0.

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