Unrestricted File Upload Vulnerability in IdeaCMS Versions Up to 1.6
CVE-2025-4291

5.3MEDIUM

Key Information:

Vendor

IdeaCMS

Status
Ideacms
Vendor
CVE Published:
5 May 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-4291?

An unrestricted file upload vulnerability in IdeaCMS versions up to 1.6 has been identified, specifically within the 'saveUpload' function. This flaw allows remote attackers to exploit the system by uploading arbitrary files without proper validation. The risk associated with this vulnerability is significant, as it could lead to unauthorized access to the system, data leakage or further exploitation of the web application. The details of this vulnerability have been publicly disclosed, heightening the necessity for immediate attention and remediation.

Affected Version(s)

IdeaCMS 1.0

IdeaCMS 1.1

IdeaCMS 1.2

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-2025-4291 - Proof of Concept

References

https://vuldb.com/?id.307398
vdb-entrytechnical-description
https://vuldb.com/?ctiid.307398
signaturepermissions-required
https://vuldb.com/?submit.563522
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

enenen (VulDB User)
JSON
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CVE-2025-4291 : Unrestricted File Upload Vulnerability in IdeaCMS Versions Up to 1.6