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CVE-2026-30573

7.5 · HIGH

A Business Logic vulnerability exists in SourceCodester Pharmacy Product Management System 1.0.

Published Apr 1, 2026senior-walterCWE-1284EPSS 0.26%

Overview

CVE-2026-30573 is a high-severity vulnerability affecting senior-walter web-based_pharmacy_product_management_system. It was published on April 1, 2026 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories and patches from senior-walter. Update web-based_pharmacy_product_management_system to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

GitHubgithub.com/meifukun/Web-Security-PoCs/blob/main/Pharmacy-Product-Management-System/Logic-AddSales-NegativePrice.md

How CyberStrike helps

Frequently asked questions

What is CVE-2026-30573?

CVE-2026-30573 is a high-severity vulnerability affecting senior-walter web-based_pharmacy_product_management_system. It was published on April 1, 2026 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2026-30573?

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2026-30573?

Check the references section for vendor advisories and patches from senior-walter. Update web-based_pharmacy_product_management_system to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-30573?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-30573 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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