CVE-2026-39794: WordPress WooCommerce Multivendor Marketplace – REST API plugin <= 1.6.3 - Broken Access Control vulnerability

Q: Who can exploit this issue?

The vulnerability is unauthenticated, so an attacker does not need an account or prior privileges to exploit it. The vector is network-based and requires no user interaction.

Q: Which installations are affected?

WooCommerce Multivendor Marketplace – REST API versions 1.6.3 and earlier are affected according to the available data.

Published Oct 6, 2026

Updated

Unauthenticated Broken Access Control in WooCommerce Multivendor Marketplace – REST API <= 1.6.3 versions.

Affected Software

1 affected component

WooCommerce WooCommerce Multivendor Marketplace – REST API<=1.6.3

Event History

Oct 6, 2026

CVE Published

via MITRE·08:34 AM

Data Sourced

via MITRE·08:34 AM

DescriptionSeverityWeakness

Data Sourced

via NVD·09:17 AM

DescriptionSeverityWeakness

Frequently Asked Questions

Who can exploit this issue?

The vulnerability is unauthenticated, so an attacker does not need an account or prior privileges to exploit it. The vector is network-based and requires no user interaction.

Which installations are affected?

WooCommerce Multivendor Marketplace – REST API versions 1.6.3 and earlier are affected according to the available data.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co

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