TI-2026-23571 Aliases CVE-2026-30574 GHSA-3wqr-83x4-348r

A Business Logic vulnerability exists in SourceCodester Pharmacy Product Management…

HIGH 72CWE-841Published 2026-03-27 · Updated 2026-03-27

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: None · High · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.0026 17th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:senior-walter:web-based_pharmacy_product_management_system:1.0:::::::*	1.0	Vulnerable	Senior-walter

cpe:2.3:a:senior-walter:web-based_pharmacy_product_management_system:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·Senior-walter

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2026-30574
2026-10-03 Alias added: GHSA-3wqr-83x4-348r

References

Exploit 1

https://github.com/meifukun/Web-Security-PoCs/blob/main/Pharmacy-Product-Management-System/Logic-AddSales-Overselling.md

TI-2025-28910 Sourcecodester Web-based Pharmacy Product Management System v.1.0 has a file upload… CVSS 3.1HIGH 8.6
TI-2026-23573 A Business Logic vulnerability exists in SourceCodester Pharmacy Product Management… CVSS 3.1HIGH 7.5
TI-2026-23572 A Business Logic vulnerability exists in SourceCodester Pharmacy Product Management… CVSS 3.1HIGH 7.5
TI-2026-23570 A Business Logic vulnerability exists in SourceCodester Pharmacy Product Management… CVSS 3.1HIGH 7.5
TI-2025-39433 Cross-Site Request Forgery (CSRF) in SourceCodester Product Expiry Management System. CVSS 3.1HIGH 8.8
TI-2025-35296 SourceCodester Web-based Pharmacy Product Management System 1.0 is vulnerable to… CVSS 3.1HIGH 8.1

See all 27 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences