7.5
HIGH CVSS 2.0
CVE-2026-13521
SourceCodester Class and Exam Timetabling System preview5.php sql injection
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.

INFO

Published Date :

June 29, 2026, 1 a.m.

Last Modified :

June 29, 2026, 1 a.m.

Remotely Exploit :

Yes !

Source :

VulDB
Affected Products

The following products are affected by CVE-2026-13521 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Sourcecodester class_and_exam_timetabling_system
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 HIGH [email protected]
CVSS 3.1 HIGH [email protected]
CVSS 4.0 MEDIUM [email protected]
Solution
Remediate SQL injection by sanitizing user input for course_year_section.
  • Sanitize input for 'course_year_section'.
  • Implement parameterized queries.
  • Update the system to the latest version.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-13521 vulnerability anywhere in the article.

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.