CVE-2026-13521

HIGH 7.3

SourceCodester Class and Exam Timetabling System preview5.php sql injection

CVSS Score

7.3

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability was identified in SourceCodester Class and Exam Timetabling System 1.0/5.php. Affected by this vulnerability is an unknown functionality of the file /preview5.php. Such manipulation of the argument course_year_section leads to sql injection. The attack may be performed from remote. The exploit is publicly available and might be used.

CWE	CWE-89 CWE-74
Vendor	sourcecodester
Product	class and exam timetabling system
Published	Jun 29, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

SourceCodester / Class and Exam Timetabling System

1.0 5.php

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/374529 vuldb.com: https://vuldb.com/vuln/374529/cti vuldb.com: https://vuldb.com/cve/CVE-2026-13521 vuldb.com: https://vuldb.com/submit/839572 github.com: https://github.com/xiaoxuxu233/myCVE/issues/2 sourcecodester.com: https://www.sourcecodester.com/

Credits

🔍 L4ne (VulDB User)