SQL Injection Vulnerability in SourceCodester Class and Exam Timetabling System
CVE-2026-86298

6.9MEDIUM

Key Information:

Vendor

Sourcecodester
Status
Class And Exam Timetabling System
Vendor
CVE Published:
7 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-86298?

A security flaw has been identified in the Class and Exam Timetabling System developed by SourceCodester. Specifically, an SQL injection vulnerability exists within the /delete_subject.php file, where manipulation of the argument ID allows attackers to execute unauthorized database commands. This attack can be conducted remotely, which raises significant security concerns. Publicly available exploit code increases the risk of such attacks, making it essential for users of the affected version 1.0 to apply necessary 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-2026-86298 - Proof of Concept

References

https://vuldb.com/vuln/399460
vdb-entrytechnical-description
https://vuldb.com/vuln/399460/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-86298
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

mexics (VulDB User)
.