SQL Injection Vulnerability in SourceCodester Class and Exam Timetabling System
CVE-2026-13526

6.9MEDIUM

Key Information:

Vendor

Sourcecodester
Status
Class And Exam Timetabling System
Vendor
CVE Published:
29 June 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-13526?

A security flaw exists within the SourceCodester Class and Exam Timetabling System version 1.0, specifically in the /edit_class.php file. This vulnerability allows an attacker to manipulate the argument ID, resulting in a SQL injection that can be exploited remotely. The risk of unauthorized access to database information exists, and published exploits highlight the need for prompt security measures.

Affected Version(s)

Class and Exam Timetabling System 1.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-13526 - Proof of Concept

References

https://vuldb.com/vuln/374534
vdb-entrytechnical-description
https://vuldb.com/vuln/374534/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-13526
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

chenxuyuan (VulDB User)
.