CVE-2026-30557

MEDIUM

SourceCodester Sales and Inventory System 1.0 - XSS

Title source: llm

Description

A Reflected Cross-Site Scripting (XSS) vulnerability exists in SourceCodester Sales and Inventory System 1.0. The vulnerability is located in the add_category.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.

References (1)

https://github.com/meifukun/Web-Security-PoCs/blob/main/Inventory-System/XSS-AddCategory-msg.md

View Exploit ZIP pw:eip

Scores

CVSS v3 6.1

EPSS 0.0001

EPSS Percentile 1.9%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Details

CWE

CWE-79

Status published

Products (2)

ahsanriaz26gmailcom/sales_and_inventory_system 1.0

n/a/n/a

Published Mar 30, 2026

Tracked Since Mar 30, 2026