CVE-2026-103690
Received Received - Intake

SQL Injection in Leave Management System 1.0

Publication date: 2026-10-01

Last updated on: 2026-10-01

Assigner: VulDB

Description
A flaw has been found in itsourcecode Leave Management System 1.0. This vulnerability affects unknown code of the file /module/leave/controller.php. Executing a manipulation of the argument LEAVEID can lead to sql injection. The attack may be performed from remote. The exploit has been published and may be used.

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Meta Information

Published
2026-10-01
Last Modified
2026-10-01
Generated
2026-10-01
AI Q&A
2026-10-01
EPSS Evaluated
N/A
NVD
CVE-2026-103690
EUVD
EUVD-2026-90888

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
itsourcecode leave_management_system 1.0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-89 The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. Without sufficient removal or quoting of SQL syntax in user-controllable inputs, the generated SQL query can cause those inputs to be interpreted as SQL instead of ordinary user data.
CWE-74 The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.

Attack-Flow Graph

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Executive Summary

This is a SQL injection vulnerability in the Leave Management System 1.0. The flaw exists in the file /module/leave/controller.php where the LEAVEID parameter is not properly sanitized. Attackers can manipulate this parameter to inject malicious SQL code, potentially accessing or altering database contents remotely.

Detection Guidance

To detect SQL injection vulnerabilities like CVE-2026-103690, you can use tools such as SQLmap to test the Leave Management System. Example command: sqlmap -u 'http://target/module/leave/controller.php?LEAVEID=1' --batch. Additionally, inspect network traffic for suspicious SQL queries or use web application firewalls to log potential attacks.

Impact Analysis

An attacker could exploit this to read, modify, or delete sensitive data in the database. This may include employee leave records, personal information, or other confidential data. The attack can be performed remotely without authentication, increasing the risk of unauthorized access.

Compliance Impact

This vulnerability could lead to violations of GDPR (data protection) and HIPAA (health information privacy) by exposing sensitive personal or medical data. Organizations may face legal penalties, reputational damage, and loss of trust due to non-compliance with these regulations.

Mitigation Strategies

Immediately update the Leave Management System to apply input validation and use prepared statements for database queries. Restrict database user permissions to the minimum required. Conduct a security audit to identify other potential vulnerabilities and ensure regular backups are in place.

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