CVE-2026-30576
HIGH EPSS 16.8%
Published Mar 27, 20263mo ago · Modified Jun 17, 20261w ago
7.5 CVSS 3.1
Published Mar 27, 2026 3mo ago
Last Modified Jun 17, 2026 1w ago
Description
A Business Logic vulnerability exists in SourceCodester Pharmacy Product Management System 1.0 in the add-stock.php file. The application fails to validate the "txtprice" and "txttotalcost" parameters during stock entry, allowing negative financial values to be submitted. This leads to corruption of financial records, allowing attackers to manipulate inventory asset values and procurement costs.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity High
Availability None
Threat Intelligence
EPSS Exploit Probability
16.8% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available
Weaknesses 1
CWE-20 Improper Input Validation Validation
Affected Products 1
| Vendor | Product | Version | Range |
|---|---|---|---|
| senior-walter | web-based_pharmacy_product_management_system | 1.0 | any |
References 1
- github.com https://github.com/meifukun/Web-Security-PoCs/blob/main/Pharmacy-Product-Management-System/Logic-AddStock-NegativePrice.md
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.