MultiVendorX – WooCommerce Multivendor Marketplace AI Powered Solutions < 5.0.11 - Missing Authorization

4.3
Missing Authorization
CVE CVE-2026-16605
CVSS 4.3 (Medium)
Publicly Published August 5, 2026
Last Updated August 13, 2026
Researcher Pedro Pinho

Description

The MultiVendorX – WooCommerce Multivendor Marketplace AI Powered Solutions plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on a function in versions up to 5.0.11. This makes it possible for authenticated attackers, with custom role-level access and above, to perform an unauthorized action.

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Vulnerability Details for MultiVendorX – WooCommerce Multivendor Marketplace AI Powered Solutions

Software Type Plugin
Software Slug dc-woocommerce-multi-vendor (view on wordpress.org)
Patched? Yes
Remediation Update to version 5.0.11, or a newer patched version
Affected Version
  • < 5.0.11
Patched Version
  • 5.0.11

Recent vulnerabilities in MultiVendorX – WooCommerce Multivendor Marketplace AI Powered Solutions

# Title CVE ID CVSS Researchers Date
1 MultiVendorX – WooCommerce Multivendor Marketplace AI Powered Solutions 5.0.13 - 5.0.14 - Unauthenticated Information Exposure CVE-2026-74927 5.3 Shikhali Jamalzade August 31, 2026
2 MultiVendorX – WooCommerce Multivendor Marketplace AI Powered Solutions <= 5.0.15 - Missing Authorization CVE-2026-66651 5.3 Jakub Herman August 18, 2026
3 MultiVendorX – WooCommerce Multivendor Marketplace AI Powered Solutions <= 5.0.10 - Missing Authorization CVE-2026-66441 5.3 Uma Mo August 7, 2026
4 MultiVendorX <= 5.0.10 - Insecure Direct Object Reference to Authenticated (Store Owner+) Cross-Store Commission Data Disclosure CVE-2026-16746 4.3 Ryan Fabella July 27, 2026
5 MultiVendorX <= 5.0.9 - Authenticated (Store Owner+) SQL Injection via 'order_by' Parameter CVE-2026-12941 6.5 Wordfence PRISM July 15, 2026
6 MultiVendorX <= 4.2.23 - Missing Authorization CVE-2025-49916 5.3 Kévin Mosbahi (Mika) June 12, 2025
7 MultiVendorX <= 4.2.22 - Unauthenticated Information Exposure CVE-2025-48261 5.3 LVT-tholv2k June 4, 2025
8 MultiVendorX <= 4.2.22 - Authenticated (Contributor+) Stored Cross-Site Scripting CVE-2025-48263 6.4 Peter Thaleikis May 19, 2025
9 MultiVendorX – WooCommerce Multivendor Marketplace Solutions <= 4.2.22 - Incorrect Authorization to Authenticated (Contributor+) Arbitrary Post Deletion CVE-2025-4101 4.3 Brian Sans-Souci (liardom) May 16, 2025
10 MultiVendorX – The Ultimate WooCommerce Multivendor Marketplace Solution <= 4.2.19 - Missing Authorization to Unauthenticated Table Rates Deletion CVE-2025-2789 5.3 Brian Sans-Souci (liardom) April 4, 2025

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