CVE-2026-30573
High
Description
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.
SeverityHigh
CVSS7.5
Exploit probability18. percentile0.3%
ProductSenior-walter Web-based Pharmacy Product Management System
PublishedApr 1, 2026
First seenApr 1, 2026
Weakness typeCWE-1284CWE-1284
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| senior-walter web-based_pharmacy_product_management_system | 1.0 | — |
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