SQL Injection in Sourcecodester Class And Exam Timetabling System

CVE-2026-13566

A vulnerability was identified in SourceCodester Class and Exam Timetabling System 1.0. Affected by this issue is some unknown functionality of the file /preview3.php. The manipulation of the argument course_year_section leads to sql injec…

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-13566?
CVE-2026-13566 is a high-severity vulnerability in Sourcecodester Class And Exam Timetabling System, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 7.3/10. Published 2026-06-29.
How severe is CVE-2026-13566?
High severity. CVSS v3 base score is 7.3 out of 10.