Unrestricted File Upload Vulnerability in SourceCodester Simple Company Website
CVE-2025-6873

5.1MEDIUM

Key Information:

Vendor

Sourcecodester
Status
Simple Company Website
Vendor
CVE Published:
29 June 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-6873?

An unrestricted file upload vulnerability has been identified in SourceCodester's Simple Company Website version 1.0. This vulnerability arises from inadequate validation in the processing of the 'img' argument in the file /classes/Users.php?f=save, allowing attackers to upload arbitrary files. The exploit can be executed remotely, potentially enabling the attacker to execute malicious code or gain unauthorized access. Given the nature of the vulnerability and its public disclosure, users are strongly advised to mitigate risks immediately.

Affected Version(s)

Simple Company Website 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-2025-6873 - Proof of Concept

References

https://vuldb.com/?id.314345
vdb-entrytechnical-description
https://vuldb.com/?ctiid.314345
signaturepermissions-required
https://vuldb.com/?submit.603645
third-party-advisory

CVSS V4

Score:
5.1
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

meraklbz (VulDB User)
.
CVE-2025-6873 : Unrestricted File Upload Vulnerability in SourceCodester Simple Company Website