SQL Injection Vulnerability in itsourcecode Sales and Inventory System
CVE-2026-90525

5.3MEDIUM

Key Information:

Vendor

Itsourcecode

Status
Sales And Inventory System
Vendor
CVE Published:
13 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-90525?

A vulnerability exists in the itsourcecode Sales and Inventory System version 1.0 that allows for SQL injection through improper handling of the 'firstname' argument in the /pages/cust_pos_trans.php file. Attackers can leverage this weakness to execute unauthorized commands on the database, potentially compromising sensitive information. This exploit, which can be initiated remotely, has been publicly disclosed, raising concerns for users relying on this application for managing sales and inventory. It's crucial for organizations using this system to apply appropriate security measures to mitigate potential risks.

Affected Version(s)

Sales and Inventory 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-2026-90525 - Proof of Concept

References

https://vuldb.com/vuln/403115
vdb-entrytechnical-description
https://vuldb.com/vuln/403115/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-90525
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

Credit

abigmelon (VulDB User)
.