CVE-2023-51355 HIGH

CVE-2023-51355: WordPress MultiVendorX plugin <= 4.0.23 - Broken Access Control vulnerability

Vendor Multivendorx
Product MultiVendorX
Weakness CWE-862 · Missing authorization
Published December 9, 2024
Last update April 29, 2026

CVSS base score

8.2/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality None
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L

What the vulnerability does

01Description

Missing Authorization vulnerability in MultiVendorX MultiVendorX dc-woocommerce-multi-vendor allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects MultiVendorX: from n/a through <= 4.0.23.

Explanation of Vulnerability in Simple Terms

02Summary

MultiVendorX versions 4.0.23 and earlier lack proper authorization checks, allowing unauthenticated attackers to modify data on the platform. An attacker can send network requests without credentials to alter information, potentially affecting site integrity. The vulnerability requires no user interaction and can be exploited remotely. Site administrators should update to a version newer than 4.0.23.

What an attacker can do

03Attacker Capabilities

Modify or corrupt data on the site without logging in.

Potential impact on your site

04Site Impact

Unauthorized changes to site data, user accounts, or configuration without any audit trail.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

December 9, 2024 CVE published
April 29, 2026 Record updated

Related vulnerabilities

08Related CVE