CVE-2026-13487

SourceCodester · Class and Exam Timetabling System

A vulnerability has been identified in the SourceCodester Class and Exam Timetabling System, which may allow attackers to exploit flaws in the application's handling of user requests.

Executive summary

The SourceCodester Class and Exam Timetabling System is susceptible to a high-severity vulnerability that could facilitate unauthorized system access.

Vulnerability

This vulnerability involves a critical flaw in the software's input handling or session management. It potentially allows an attacker to bypass security mechanisms to gain unauthorized access to the application's backend functions.

Business impact

The compromise of a timetabling system can lead to the loss of academic integrity, the leakage of private student information, and significant administrative downtime. With a CVSS score of 7.3, this vulnerability represents a high-risk entry point that could be leveraged by malicious actors to gain a foothold within the organizational network.

Remediation

Immediate Action: Apply all available security patches provided by SourceCodester to address the identified vulnerability.

Proactive Monitoring: Review web server and application logs for unusual request patterns, particularly those originating from unauthorized or unexpected IP addresses.

Compensating Controls: Use a Web Application Firewall (WAF) to inspect and block malicious traffic patterns attempting to exploit common application-level vulnerabilities.

Exploitation status

Public Exploit Available: false

Analyst recommendation

Immediate remediation is required to secure the Class and Exam Timetabling System. Organizations should verify their current version, apply the necessary patches, and ensure that the application is not exposed to the public internet unless absolutely necessary, at which point strict access controls must be enforced.