SQL Injection Vulnerability in SourceCodester Online Voting System
CVE-2026-86162

6.9MEDIUM

Key Information:

Vendor

Sourcecodester
Status
Online Voting System
Vendor
CVE Published:
6 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-86162?

A vulnerability has been identified in the SourceCodester Online Voting System version 1.0, specifically within the /ajax.php file's login function. This flaw allows remote attackers to manipulate the Username argument, potentially leading to SQL injection. The exploitation of this vulnerability can compromise database integrity and expose sensitive information. The vulnerability has been publicly disclosed, emphasizing the need for immediate patching and security measures.

Affected Version(s)

Online Voting 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-2026-86162 - Proof of Concept

References

https://vuldb.com/vuln/399287
vdb-entrytechnical-description
https://vuldb.com/vuln/399287/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-86162
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

LEOJun (VulDB User)
.