Business Logic Flaw in SourceCodester Pharmacy Product Management System
CVE-2026-5812

5.3MEDIUM

Key Information:

Vendor

Sourcecodester
Status
Pharmacy Product Management System
Vendor
CVE Published:
8 April 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-5812?

A significant security flaw has been identified in the SourceCodester Pharmacy Product Management System version 1.0. This vulnerability is rooted in the POST Parameter Handler within the add-sales.php file. By manipulating the input argument txtqty, attackers can exploit business logic errors, potentially leading to unauthorized actions. The vulnerability can be exploited remotely, making it a critical concern for users and administrators. With active exploits publicly available, it is essential to mitigate this vulnerability to secure the system against potential attacks.

Affected Version(s)

Pharmacy Product Management System 1.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-5812 - Proof of Concept

References

https://vuldb.com/vuln/356260
vdb-entrytechnical-description
https://vuldb.com/vuln/356260/cti
signaturepermissions-required
https://vuldb.com/submit/787680
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

FuKun (VulDB User)
.