CVE-2026-30574 Business logic in n/a

High 7.5 Published 27 Mar 2026 Updated 27 Mar 2026

Attackers can manipulate sales requests to purchase quantities exceeding available stock, bypassing inventory validation in the pharmacy management system.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-30574?

CVE-2026-30574 is a high-severity vulnerability in n/a, published on 27 Mar 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A Business Logic vulnerability exists in SourceCodester Pharmacy Product Management System 1.0 in the add-sales.php file. The application fails to verify if the requested sales quantity (txtqty) exceeds the available stock level. An attacker can manipulate the request to purchase a quantity that is significantly higher than the actual available stock.

Weakness: CWE-841

Which versions are affected by CVE-2026-30574?

It affects 1 product.

Products include Senior-Walter Web-Based Pharmacy Product Management System.

How do I fix CVE-2026-30574?

No fix has been published for CVE-2026-30574 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-30574 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-30574 exists.

Sources

Also known as GHSA-3wqr-83x4-348r.