Vulnerability · Published Jun 28, 2026 · Assigned by VulDB

CVE-2026-13486SourceCodester Class and Exam Timetabling System preview6.php sql injection

High 7.3

In plain English

A high-severity SQL injection in Class and Exam Timetabling System from SourceCodester. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 38% of all known vulnerabilities).

Severity (CVSS 3.1)7.3High

Exploit odds (30 days)0.4%top 62.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability was determined in SourceCodester Class and Exam Timetabling System 1.0/6.php. This impacts an unknown function of the file /preview6.php. Executing a manipulation of the argument course_year_section can lead to sql injection. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized.

Affected products (as reported)

Vendor	Product	Versions
SourceCodester	Class and Exam Timetabling System	1.06.php

Weakness: CWE-89, CWE-74 · Vector: 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

References

VDB-374483 | SourceCodester Class and Exam Timetabling System preview6.php sql injection vdb-entry, technical-description
VDB-374483 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
CVE-2026-13486 | CVE Analysis and Report third-party-advisory
Submit #838188 | sourcecodester Class and Exam Timetabling System V1.0 SQL injection third-party-advisory
https://github.com/lffaker/cybersec/issues/5 exploit, issue-tracking
https://www.sourcecodester.com/ product