Unrestricted File Upload Vulnerability in Kefaming Mayi Application
CVE-2025-4305

5.3MEDIUM

Key Information:

Vendor

Kefaming

Status
Mayi
Vendor
CVE Published:
6 May 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-4305?

A vulnerability exists in the Kefaming Mayi application, specifically in the file handling function Upload located in app/tools/controller/File.php. This issue allows for unrestricted file uploads, enabling attackers to upload arbitrary files, potentially including malicious scripts. The vulnerability can be exploited remotely, posing a significant security risk if not mitigated. Users running versions up to 1.3.9 should take immediate action to protect their systems.

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Deploy the Patch

Affected Version(s)

mayi 1.3.0

mayi 1.3.1

mayi 1.3.2

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-2025-4305 - Proof of Concept

References

https://vuldb.com/?id.307408
vdb-entrytechnical-description
https://vuldb.com/?ctiid.307408
signaturepermissions-required
https://vuldb.com/?submit.563784
third-party-advisory

CVSS V4

Score:
5.3
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

Caigo (VulDB User)
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