CVE-2026-30558: AHSANRIAZ26GMAILCOM Sales And Inventory System

Medium severity, CVSS 6.1. EPSS: 0.3% chance of exploitation in the next 30 days.

A Reflected Cross-Site Scripting (XSS) vulnerability exists in SourceCodester Sales and Inventory System 1.0. The vulnerability is located in the add_customer.php file via the "msg" parameter. The application fails to sanitize the input, allowing remote attackers to inject arbitrary web script or HTML via a crafted URL.

Affected products

• AHSANRIAZ26GMAILCOM Sales And Inventory System: version 1.0 only

Published 2026-03-30. Last modified 2026-06-17.