SQL Injection Vulnerability in SourceCodester Class and Exam Timetabling System
CVE-2026-16484

6.9MEDIUM

Key Information:

Vendor

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

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-16484?

A vulnerability has been identified in the SourceCodester Class and Exam Timetabling System 1.0, specifically within the /edit_subjecta.php file. This vulnerability allows for SQL injection attacks through manipulation of the argument ID, potentially enabling an attacker to execute arbitrary SQL code remotely. Given that the exploit has been publicized, users and administrators should take immediate action to secure their systems to prevent potential malicious activities.

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-2026-16484 - Proof of Concept

References

https://vuldb.com/vuln/380942
vdb-entrytechnical-description
https://vuldb.com/vuln/380942/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-16484
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

HackThree (VulDB User)
.