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PatchSiren cyber security CVE debrief

CVE-2026-13527 SourceCodester CVE debrief

A SQL injection vulnerability has been discovered in the Class and Exam Timetabling System 1.0. The affected component is an unknown function within the /preview4.php file. This vulnerability allows for SQL injection through manipulation of the course_year_section argument. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. The CVSS score for this vulnerability is 5.5, indicating a medium severity level.

Vendor
SourceCodester
Product
Class and Exam Timetabling System
CVSS
MEDIUM 5.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-29
Original CVE updated
2026-06-29
Advisory published
2026-06-29
Advisory updated
2026-06-29

Who should care

Administrators and users of the Class and Exam Timetabling System 1.0 should be aware of this vulnerability. This vulnerability may impact the security of the system, potentially allowing attackers to access sensitive information. Users of this system should prioritize patching or mitigating this vulnerability.

Technical summary

The vulnerability is a SQL injection issue located in the /preview4.php file of the Class and Exam Timetabling System 1.0. The vulnerability is caused by improper handling of user input in the course_year_section argument. This allows attackers to inject malicious SQL code, potentially leading to unauthorized access to sensitive data. The Common Vulnerability Scoring System (CVSS) score for this vulnerability is 5.5, indicating a medium severity level.

Defensive priority

This vulnerability has a medium severity level with a CVSS score of 5.5. It is recommended that administrators prioritize patching or mitigating this vulnerability to prevent potential attacks.

Recommended defensive actions

  • Patch or update the Class and Exam Timetabling System 1.0 to the latest version.
  • Implement input validation and sanitization for user input in the course_year_section argument.
  • Monitor system logs for potential SQL injection attacks.
  • Consider implementing a web application firewall (WAF) to detect and prevent SQL injection attacks.
  • Perform regular security audits and vulnerability assessments to identify potential vulnerabilities.

Evidence notes

The CVE-2026-13527 vulnerability was publicly disclosed on June 29, 2026. The vulnerability has a CVSS score of 5.5, indicating a medium severity level. The exploit has been publicly disclosed and may be utilized by attackers. The affected system, Class and Exam Timetabling System 1.0, may be vulnerable to SQL injection attacks.

Official resources

This article is AI-assisted and based on the supplied source corpus.