SQL Injection Vulnerability in PHPGurukul Online Shopping Portal 2.1
CVE-2026-5639

5.3MEDIUM

Key Information:

Vendor

PHPgurukul
Status
Online Shopping Portal Project
Vendor
CVE Published:
6 April 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-5639?

A security flaw exists in the PHPGurukul Online Shopping Portal Project version 2.1, specifically within an unclassified function in the file /admin/update-image3.php. This vulnerability allows an attacker to manipulate the 'filename' argument, potentially leading to a remote SQL injection attack. The exploit details have been published, which raises concerns over the security of the application, highlighting the importance of immediate remediation to protect user data and system integrity.

Affected Version(s)

Online Shopping Portal Project 2.1

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-2026-5639 - Proof of Concept

References

https://vuldb.com/vuln/355427
vdb-entrytechnical-description
https://vuldb.com/vuln/355427/cti
signaturepermissions-required
https://vuldb.com/submit/785966
third-party-advisory

CVSS V4

Score:
5.3
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

.