CVE-2026-14797: Apartment Visitor Management SQLi Flaw

CVE-2026-14797 Overview

CVE-2026-14797 is a SQL injection vulnerability in CodeAstro Apartment Visitor Management System 1.0. The flaw resides in the /apartment-visitor/edit-apartment.php script, where the editid parameter is passed to a database query without proper sanitization. Attackers can manipulate the argument remotely to inject arbitrary SQL statements. The exploit has been publicly disclosed, increasing the likelihood of opportunistic abuse against exposed installations. The weakness is tracked under [CWE-74] (Improper Neutralization of Special Elements in Output Used by a Downstream Component).

Critical Impact
Remote attackers with low-privileged access can execute arbitrary SQL queries against the application database via the editid parameter, exposing tenant and visitor records.

Affected Products

CodeAstro Apartment Visitor Management System 1.0
Component: /apartment-visitor/edit-apartment.php
Parameter: editid

Discovery Timeline

2026-07-06 - CVE-2026-14797 published to NVD
2026-07-06 - Last updated in NVD database

Technical Details for CVE-2026-14797

Vulnerability Analysis

The vulnerability resides in the edit-apartment functionality of the CodeAstro Apartment Visitor Management System. The application accepts the editid HTTP parameter and concatenates it directly into a SQL statement without parameterized queries or input validation. An authenticated user with low privileges can send a crafted request that terminates the intended query and appends attacker-controlled SQL clauses. Because the flaw is reachable over the network, it can be exploited without local access to the server. Publicly disclosed proof-of-concept material lowers the barrier for automated scanning and exploitation attempts.

Root Cause

The root cause is improper neutralization of the editid argument within /apartment-visitor/edit-apartment.php. User-supplied input is passed to the database layer as a raw string rather than through prepared statements or type casting. This classic string concatenation pattern allows SQL metacharacters to alter query semantics.

Attack Vector

An attacker sends an HTTP request to /apartment-visitor/edit-apartment.php with a manipulated editid value containing SQL syntax. The injected clauses can enumerate database schema, extract visitor and resident records, or modify stored data depending on database privileges. See the GitHub CVE Issue Discussion and the VulDB CVE-2026-14797 entry for the disclosed technical details.

Detection Methods for CVE-2026-14797

Indicators of Compromise

Requests to /apartment-visitor/edit-apartment.php containing SQL metacharacters such as ', --, UNION, or SLEEP( in the editid parameter.
Web server logs showing unusually long editid values or encoded payloads (e.g., %27, %20OR%201=1).
Database error messages returned in HTTP responses referencing MySQL syntax errors near the editid value.

Detection Strategies

Deploy WAF or IDS signatures that flag SQL injection patterns targeting the editid query parameter.
Review application and database logs for anomalous SELECT, UNION, or INFORMATION_SCHEMA queries originating from the edit-apartment endpoint.
Correlate authentication events with subsequent bursts of requests against /apartment-visitor/edit-apartment.php from the same session.

Monitoring Recommendations

Enable verbose HTTP request logging on the web server and forward logs to a centralized analytics platform for query inspection.
Alert on database query patterns that reference tables outside the normal application scope during edit-apartment sessions.
Monitor outbound egress from the database host for exfiltration attempts following suspicious requests.

How to Mitigate CVE-2026-14797

Immediate Actions Required

Restrict network access to the Apartment Visitor Management System to trusted management networks until a fix is available.
Audit application accounts and revoke unnecessary edit privileges to limit the blast radius of authenticated SQL injection.
Rotate database credentials if the application logs indicate probing of the editid parameter.

Patch Information

No vendor patch is referenced in the NVD entry at the time of publication. Consult the CodeAstro Security Resource and the VulDB Vulnerability Report for vendor updates and remediation guidance. Until a fix is issued, apply compensating controls at the web and database layers.

Workarounds

Add a WAF rule that blocks non-numeric values for the editid parameter on /apartment-visitor/edit-apartment.php.
Modify the application source to cast editid to an integer or replace concatenation with prepared statements using bound parameters.
Apply database least-privilege by removing INFORMATION_SCHEMA and multi-table read rights from the application account.

bash

# Example ModSecurity rule to enforce numeric editid values
SecRule ARGS:editid "!@rx ^[0-9]+$" \
    "id:1014797,phase:2,deny,status:400,\
    msg:'CVE-2026-14797: Non-numeric editid blocked on edit-apartment.php',\
    tag:'sql-injection',tag:'CVE-2026-14797'"