CVE-2026-13521: SourceCodester Class and Exam Timetabling System preview5.php sql injection

Severity: high (CVSS 7.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-06-29 · updated 2026-10-25
Weakness: CWE-74

Description

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.

Affected products

SourceCodester Class and Exam Timetabling System: 1.0, 5.php

References

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

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