CVE-2023-51475

WordPress WP MLM Unilevel Plugin <= 4.0 is vulnerable to Arbitrary File Upload

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Unrestricted Upload of File with Dangerous Type vulnerability in IOSS WP MLM SOFTWARE PLUGIN.This issue affects WP MLM SOFTWARE PLUGIN: from n/a through 4.0.

Vulnerabilidad de carga sin restricciones de archivos con tipo peligroso en IOSS WP MLM SOFTWARE PLUGIN. Este problema afecta a WP MLM SOFTWARE PLUGIN: desde n/a hasta 4.0.

The WP MLM SOFTWARE PLUGIN plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in all versions up to, and including, 4.0. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.

*Credits: Rafie Muhammad (Patchstack)

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2023-12-20 CVE Reserved
2023-12-27 CVE Published
2024-08-02 CVE Updated
2025-01-04 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-434: Unrestricted Upload of File with Dangerous Type

CAPEC

References (1)

URL	Tag	Source
https://patchstack.com/database/vulnerability/wp-mlm/wordpress-wp-mlm-unilevel-plugin-4-0-unauthenticated-arbitrary-file-upload-vulnerability?_s_id=cve	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Wpmlmsoftware Search vendor "Wpmlmsoftware"		Wp Mlm Unilevel Search vendor "Wpmlmsoftware" for product "Wp Mlm Unilevel"				<= 4.0 Search vendor "Wpmlmsoftware" for product "Wp Mlm Unilevel" and version " <= 4.0"		wordpress		Affected