SQL Injection Vulnerability in SourceCodester Comment System by SourceCodester
CVE-2026-8126

6.9MEDIUM

Key Information:

Vendor

Sourcecodester
Status
Comment System
Vendor
CVE Published:
8 May 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-8126?

A SQL injection vulnerability has been identified in the SourceCodester Comment System version 1.0, specifically within the post_comment.php file. This flaw enables attackers to manipulate the 'Name' parameter, leading to unauthorized access to the application's database. The vulnerability allows for potential remote exploitation, posing significant risks to data integrity and confidentiality. It is crucial for users of this software to apply necessary security measures and updates to mitigate potential attacks.

Affected Version(s)

Comment 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-2026-8126 - Proof of Concept

References

https://vuldb.com/vuln/361916
vdb-entrytechnical-description
https://vuldb.com/vuln/361916/cti
signaturepermissions-required
https://vuldb.com/submit/808686
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

n0name (VulDB User)
.