CVE-2026-30557

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2026-30557
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.

6.1 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References
Link Resource
https://github.com/meifukun/Web-Security-PoCs/blob/main/Inventory-System/XSS-AddCategory-msg.md Exploit Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:ahsanriaz26gmailcom:sales_and_inventory_system:1.0:*:*:*:*:*:*:*
History

06 Apr 2026, 14:16

Type Values Removed Values Added
CVSS v2 : unknown
v3 : 5.4 		v2 : unknown
v3 : 6.1
References () https://github.com/meifukun/Web-Security-PoCs/blob/main/Inventory-System/XSS-AddCategory-msg.md - Exploit, Third Party Advisory () https://github.com/meifukun/Web-Security-PoCs/blob/main/Inventory-System/XSS-AddCategory-msg.md - Exploit, Third Party Advisory

01 Apr 2026, 15:42

Type Values Removed Values Added
References () https://github.com/meifukun/Web-Security-PoCs/blob/main/Inventory-System/XSS-AddCategory-msg.md - () https://github.com/meifukun/Web-Security-PoCs/blob/main/Inventory-System/XSS-AddCategory-msg.md - Exploit, Third Party Advisory
First Time Ahsanriaz26gmailcom
Ahsanriaz26gmailcom sales And Inventory System
CPE cpe:2.3:a:ahsanriaz26gmailcom:sales_and_inventory_system:1.0:*:*:*:*:*:*:*

31 Mar 2026, 18:16

Type Values Removed Values Added
Summary
  • (es) Una vulnerabilidad de cross-site scripting (XSS) reflejado existe en SourceCodester Sales and Inventory System 1.0. La vulnerabilidad se encuentra en el archivo add_category.PHP a través del parámetro 'msg'. La aplicación no sanea la entrada, permitiendo a atacantes remotos inyectar scripts web o HTML arbitrarios a través de una URL manipulada.
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.4
CWE CWE-79
References () https://github.com/meifukun/Web-Security-PoCs/blob/main/Inventory-System/XSS-AddCategory-msg.md - () https://github.com/meifukun/Web-Security-PoCs/blob/main/Inventory-System/XSS-AddCategory-msg.md -

30 Mar 2026, 16:16

Type Values Removed Values Added
New CVE
Information

Published : 2026-03-30 16:16

Updated : 2026-04-06 14:16

NVD link : CVE-2026-30557

Mitre link : CVE-2026-30557

CVE.ORG link : CVE-2026-30557

JSON object : View

Products Affected

ahsanriaz26gmailcom

  • sales_and_inventory_system
CWE
CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')