CVE-2026-7555 in Electronic Judging System
Summary
by MITRE • 05/01/2026
A vulnerability was identified in itsourcecode Electronic Judging System 1.0. This affects an unknown part of the file /intrams/login.php. Such manipulation of the argument Username leads to sql injection. The attack can be launched remotely. The exploit is publicly available and might be used.
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Analysis
by VulDB Data Team • 05/09/2026
The vulnerability in the itsourcecode Electronic Judging System version 1.0 represents a critical security flaw that undermines the integrity of the authentication mechanism. This system, designed for electronic judging operations, contains a SQL injection vulnerability within the login.php file that processes user credentials. The flaw occurs when the Username parameter is manipulated by an attacker, allowing malicious input to be directly incorporated into SQL queries without proper sanitization or validation. This type of vulnerability falls under CWE-89 which specifically addresses SQL injection attacks where untrusted data is executed as SQL commands. The attack vector is particularly concerning as it can be executed remotely, eliminating the need for physical access or local network presence, making the system accessible to threat actors worldwide.
The operational impact of this vulnerability extends beyond simple credential theft, as it provides attackers with unrestricted access to the underlying database containing sensitive information. When an attacker successfully exploits this SQL injection flaw, they can extract, modify, or delete data from the database, potentially compromising the entire electronic judging system's functionality. The publicly available exploit increases the risk profile significantly, as it removes the barrier to entry for potential attackers who may not possess advanced technical skills to develop custom exploitation techniques. This vulnerability directly maps to ATT&CK technique T1190 which describes the use of remote services to gain initial access and maintain persistence within target environments. The system's exposure through the login.php endpoint creates a primary attack surface that threat actors can leverage to escalate privileges and achieve broader system compromise.
Mitigation strategies for this vulnerability must address both immediate remediation and long-term security hardening measures. The primary fix involves implementing proper input validation and parameterized queries throughout the application's codebase, specifically within the login.php file where the vulnerable SQL operations occur. Database access controls should be strengthened through principle of least privilege implementation, ensuring that application accounts have minimal necessary permissions. Network-level protections including firewalls, intrusion detection systems, and web application firewalls should be deployed to monitor and filter suspicious SQL injection attempts. Regular security assessments and code reviews should be conducted to identify similar vulnerabilities across the entire application stack. The remediation process must also include implementing proper error handling to prevent information leakage that could aid attackers in crafting successful exploitation payloads. Organizations should consider implementing multi-factor authentication mechanisms and regular security training for personnel to reduce the overall attack surface and improve incident response capabilities.