CVE-2026-105172 in Online Admission System
Summary
by MITRE • 10/05/2026
A vulnerability was detected in itsourcecode Online Admission System 1.0. Affected by this issue is some unknown functionality of the file /login1.php. Performing a manipulation of the argument User results in sql injection. The attack may be initiated remotely. The exploit is now public and may be used.
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Analysis
by VulDB Data Team • 10/05/2026
The itsourcecode Online Admission System version 1.0 contains a critical security flaw within its authentication mechanism, specifically located in the login functionality handled by the file /login1.php. This vulnerability manifests as an SQL injection weakness resulting from improper sanitization of user-supplied input. The system fails to adequately validate or escape special characters within the User argument before incorporating it into backend database queries. Consequently, an attacker can inject malicious SQL code that alters the intended logic of the query, allowing for unauthorized access or data manipulation without valid credentials.
From a technical perspective, this flaw represents a classic injection vulnerability where user input is treated as executable code by the underlying database management system. The lack of parameterized queries or strict type checking allows an external actor to manipulate the SQL statement structure. This typically involves appending logical operators and subqueries to the username field, bypassing authentication checks entirely. Such exploitation does not require prior authorization, making it a remote attack vector that can be initiated from any network location with connectivity to the target system.
The operational impact of this vulnerability is severe, potentially leading to complete compromise of the application's security posture. Successful exploitation allows attackers to authenticate as arbitrary users, including administrators, thereby gaining full control over the admission management platform. Beyond unauthorized access, the attacker can extract sensitive data stored in the database, such as personal information of applicants and staff, modify records, or even drop tables depending on the privileges granted to the database user account running the web application. This poses significant risks to privacy compliance and organizational integrity.
In terms of industry classification standards, this vulnerability aligns with CWE-89, which describes Improper Neutralization of Special Elements used in an SQL Command commonly known as SQL Injection. Furthermore, from a tactical perspective related to adversary behavior, this exploit falls under the MITRE ATT&CK technique T1059, specifically command and script interpretation via injection vectors, or more directly T1190 if focusing on exploiting application vulnerabilities for initial access. The public availability of exploits for this specific version indicates that automated scanning tools and malicious actors are likely already targeting systems running this outdated software.
Mitigation strategies must focus on immediate remediation of the codebase and broader security hygiene improvements. Developers should refactor /login1.php to utilize prepared statements with parameterized queries, ensuring that user input is treated strictly as data rather than executable SQL commands. Input validation should also be implemented to reject unexpected characters or formats before processing occurs. Additionally, deploying a Web Application Firewall can provide an additional layer of defense by filtering malicious payloads at the network edge while patches are applied. It is strongly recommended to upgrade to a patched version if available or replace the system with a more secure alternative that adheres to modern security development lifecycle practices.