SQL Injection Vulnerability in SourceCodester Class and Exam Timetabling System
CVE-2026-14642

6.9MEDIUM

Key Information:

Vendor

Sourcecodester
Status
Class And Exam Timetabling System
Vendor
CVE Published:
4 July 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-14642?

A critical SQL injection vulnerability has been discovered in the SourceCodester Class and Exam Timetabling System version 1.0, specifically affecting the /edit_class2.php file. This vulnerability allows attackers to manipulate the ID argument, leading to unauthorized database queries. The exploitation can be executed remotely, exposing systems to potential data breaches and compromise. As public exploits are available, immediate action is advised to mitigate risks.

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-2026-14642 - Proof of Concept

References

https://vuldb.com/vuln/376158
vdb-entrytechnical-description
https://vuldb.com/vuln/376158/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-14642
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

Jingyuan Sun (School of Cyberspace Security, Northwestern Polytechnical University)
sunjingyuan (VulDB User)
sunjingyuan (VulDB User)
.