Improper Authorization Vulnerability in SourceCodester Simple Cafe Billing System
CVE-2026-109605

6.9MEDIUM

Key Information:

Vendor

Sourcecodester
Status
Simple Cafe Billing System
Vendor
CVE Published:
13 October 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-109605?

A security flaw has been identified in the User Management component of the SourceCodester Simple Cafe Billing System version 1.0. Specifically, the Action::save_user function within the admin_class.php file is susceptible to manipulation through the argument 'Type', resulting in improper authorization. This vulnerability can be exploited remotely, making it a significant risk for users and administrators. The exploit details have been publicly disclosed, highlighting the urgency for affected parties to implement necessary mitigations and updates.

Affected Version(s)

Simple Cafe Billing 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-2026-109605 - Proof of Concept

References

https://vuldb.com/vuln/417228
vdb-entrytechnical-description
https://vuldb.com/vuln/417228/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-109605
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
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

SanthoshKumar (VulDB User)
.