CVE-2026-77020 in Apartment Visitor Management System
Summary
by MITRE • 08/20/2026
A vulnerability was identified in CodeAstro Apartment Visitor Management System 1.0. Affected by this vulnerability is an unknown functionality of the file password-recovery.php. The manipulation of the argument email leads to sql injection. Remote exploitation of the attack is possible. The exploit is publicly available and might be used.
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
Analysis
by VulDB Data Team • 08/20/2026
The CodeAstro Apartment Visitor Management System version 1.0 contains a critical security flaw within its user authentication infrastructure, specifically located in the password recovery functionality implemented by the file password-recovery.php. This vulnerability represents a classic instance of SQL injection, categorized under CWE-89: Improper Neutralization of Special Elements used in an SQL Command. The root cause lies in the application's failure to properly sanitize or parameterize user-supplied input before incorporating it into database queries. When a victim initiates a password reset process by submitting their email address through this module, the system directly embeds the provided email string into an underlying SQL statement without adequate validation or escaping mechanisms. This architectural oversight allows malicious actors to inject arbitrary SQL commands that are executed with the privileges of the web application's database user account.
The operational impact of this vulnerability is severe due to its remote exploitable nature and the availability of public proof-of-concept exploits. An unauthenticated attacker can leverage this flaw to bypass authentication controls, extract sensitive data from the backend database, or potentially modify system configurations depending on the underlying Database Management System's capabilities. Since the password recovery module handles personally identifiable information such as email addresses, successful exploitation could lead to significant privacy breaches and compliance violations under regulations like GDPR or CCPA. Furthermore, because the exploit is publicly available, automated scanning tools and opportunistic attackers can easily identify vulnerable instances across the internet, increasing the likelihood of compromise without requiring sophisticated custom tooling.
From a tactical perspective, this vulnerability aligns with MITRE ATT&CK technique T1059: Command and Scripting Interpreter if used to execute system commands via stacked queries, or more commonly T1190: Exploit Public-Facing Application when targeting the web interface directly. The attack vector is classified as Network (Network) with Low Complexity, allowing remote exploitation over TCP/IP without prior access to the target system. This highlights a fundamental failure in secure coding practices where input validation and output encoding are neglected during development.
Mitigation strategies must focus on immediate remediation of the source code and broader security hardening measures. The primary fix involves refactoring the password-recovery.php script to use prepared statements with parameterized queries, ensuring that all user inputs are treated as data rather than executable SQL commands. Additionally, implementing strict input validation rules that reject unexpected characters or formats for email fields can provide a secondary layer of defense. Organizations should also deploy Web Application Firewalls configured to detect and block common SQL injection patterns until the patch is applied. Regular security audits and static application security testing during the development lifecycle are essential to prevent similar vulnerabilities in future releases, ensuring adherence to OWASP Top 10 guidelines for preventing injection flaws.