SQL Injection Vulnerability in SourceCodester School Registration and Fee System
CVE-2026-90526

6.9MEDIUM

Key Information:

Vendor

Sourcecodester
Status
School Registration And Fee System
Vendor
CVE Published:
13 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-90526?

A vulnerability has been identified in the SourceCodester School Registration and Fee System, specifically within the /bilal/save_class.php file. This vulnerability allows for the manipulation of the 'Category' argument, resulting in SQL injection. If successfully exploited, an attacker could gain unauthorized access to the database, potentially leading to data leakage or unauthorized data manipulation. The exploit has been publicly disclosed, making systems that are not patched vulnerable to attacks from remote adversaries.

Affected Version(s)

School Registration and Fee 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-2026-90526 - Proof of Concept

References

https://vuldb.com/vuln/403116
vdb-entrytechnical-description
https://vuldb.com/vuln/403116/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-90526
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

pangdudu24 (VulDB User)
.