PT-2026-29039 · Sourcecodester · Sales/Inventory System

Meifukun · CVE-2026-30557 · Published 2026-03-30 · Updated 2026-03-30

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. The application does not properly sanitize input, which allows remote attackers to inject arbitrary web script or HTML via a crafted URL. The vulnerability is located in the add category.php file through the msg parameter.

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

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-30557

Affected Products

Sales/Inventory System

References · 2

• 🔥 https://github.com/meifukun/Web-Security-PoCs/blob/main/Inventory-System/XSS-AddCategory-msg.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-30557 · Security Note