Unrestricted File Upload Vulnerability in SourceCodester Client Database Management System
CVE-2025-4923

6.9MEDIUM

Key Information:

Vendor

Sourcecodester
Status
Client Database Management System
Vendor
CVE Published:
19 May 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-4923?

A security vulnerability exists in the SourceCodester Client Database Management System 1.0, specifically pertaining to the handling of file uploads in the /user_delivery_update.php script. The issue arises from improper validation of the 'uploaded_file_cancelled' argument, allowing an attacker to upload unauthorized files remotely. This poses a significant threat as it may facilitate potential code execution or unauthorized access to the server, increasing the risk for users relying on this database management system.

Affected Version(s)

Client Database 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-2025-4923 - Proof of Concept

References

https://vuldb.com/?id.309485
vdb-entrytechnical-description
https://vuldb.com/?ctiid.309485
signaturepermissions-required
https://vuldb.com/?submit.579104
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

Akihi (VulDB User)
Akihi (VulDB User)
.