SQL Injection Vulnerability in SourceCodester Class and Exam Timetabling System
CVE-2026-19899

6.9MEDIUM

Key Information:

Vendor

Sourcecodester
Status
Class And Exam Timetabling System
Vendor
CVE Published:
15 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-19899?

A SQL injection vulnerability has been identified in the SourceCodester Class and Exam Timetabling System, specifically in the 'edit_teacher.php' file. This issue arises from improper handling of the argument ID, enabling attackers to execute malicious SQL code remotely. The exploit has been publicly disclosed, raising concerns about potential unauthorized access to sensitive data and manipulation of the database. It is crucial for users of this system to consider implementing security measures to mitigate the risk associated with this vulnerability.

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-2026-19899 - Proof of Concept

References

https://vuldb.com/vuln/390089
vdb-entrytechnical-description
https://vuldb.com/vuln/390089/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-19899
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

ending (VulDB User)
.