File Upload Vulnerability in CSV Mass Importer Plugin for WordPress
CVE-2025-4190

7.2HIGH

Key Information:

Vendor

WordPress
Status
Csv Mass Importer
Vendor
CVE Published:
17 May 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-4190?

The CSV Mass Importer plugin for WordPress versions up to 1.2 lacks proper file validation for uploads, enabling high privilege users, such as administrators, to upload arbitrary files. This flaw can be exploited even in a multisite setup where restrictions should typically be enforced. As a result, attackers could potentially gain unauthorized access or execute malicious files on the server.

Affected Version(s)

CSV Mass Importer 0 <= 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-2025-4190 - Proof of Concept

References

https://wpscan.com/vulnerability/e525ece5-6e03-4aee-bf5b-...
exploitvdb-entrytechnical-description

CVSS V3.1

Score:
7.2
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Khaled Alenazi (Nxploited)
WPScan
.
CVE-2025-4190 : File Upload Vulnerability in CSV Mass Importer Plugin for WordPress