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CVE-2026-30573

HIGH CVSS 3.1: 7.5 EPSS 0.05%
Updated Apr 07, 2026
Senior-Walter
Parameter Value
CVSS 7.5 (HIGH)
Type CWE-1284
Vendor Senior-Walter
Public PoC No

A Business Logic vulnerability exists in SourceCodester Pharmacy Product Management System 1.0. The vulnerability is located in the add-sales.php file. The application fails to validate the "txtprice" and "txttotalcost" parameters, allowing attackers to submit negative values for sales transactions.

This leads to incorrect financial calculations, corruption of sales reports, and potential financial loss.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
None
No data leak
Integrity
High
Complete data modification
Availability
None
No disruption

CVSS Vector v3.1

Weakness Type (CWE)

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Senior-Walter Web-Based_Pharmacy_Product_Management_System
cpe:2.3:a:senior-walter:web-based_pharmacy_product_management_system:1.0:*:*:*:*:*:*:*