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HIGH · 7.5

CVE-2026-30575

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 "txtqty" parameter during stock entry, a...

Vulnerability 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 "txtqty" parameter during stock entry, allowing negative values to be processed. This causes the system to decrease the inventory level instead of increasing it, leading to inventory corruption and potential Denial of Service by depleting stock records.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
Senior-WalterWeb-Based Pharmacy Product Management System1.0

Related Weaknesses (CWE)

CWE-20CWE-1284

References

FAQ

What is CVE-2026-30575?

CVE-2026-30575 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 "txtqty" parameter during stock entry, a...

How severe is CVE-2026-30575?

CVE-2026-30575 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-30575?

Check the references section above for vendor advisories and patch information. Affected products include: Senior-Walter Web-Based Pharmacy Product Management System.