PT-2026-29043 · Sourcecodester · Sourcecodester Simple Inventory System

Meifukun · Published 2026-03-30 · Updated 2026-03-30 · CVE-2026-30561

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions SourceCodester Sales and Inventory System version 1.0

Description A reflected cross-site scripting (XSS) issue exists in SourceCodester Sales and Inventory System version 1.0. The issue is located in the add purchase.php file through the msg parameter. The application does not properly sanitize input, allowing remote attackers to inject arbitrary web scripts or HTML via a manipulated URL.

Recommendations Apply input sanitization to the msg parameter in the add purchase.php file.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-30561

Affected Products

Sourcecodester Simple Inventory System

References · 2

• 🔥 https://github.com/meifukun/Web-Security-PoCs/blob/main/Inventory-System/XSS-AddPurchase-msg.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-30561 · Security Note