SQL Injection Vulnerability in SourceCodester Online Voting System
CVE-2026-86161

6.9MEDIUM

Key Information:

Vendor

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

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-86161?

A SQL injection vulnerability exists in the SourceCodester Online Voting System version 1.0, specifically in the ajax.php file during the delete_category action. This vulnerability allows an attacker to manipulate the ID argument, leading to unauthorized database access and potential data compromise. Remote exploitation is feasible, and the public nature of the exploit increases the urgency for remediation. Users of the affected system should prioritize implementing security measures to mitigate the risk of exploitation.

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-2026-86161 - Proof of Concept

References

https://vuldb.com/vuln/399286
vdb-entrytechnical-description
https://vuldb.com/vuln/399286/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-86161
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

xiaolei (VulDB User)
.