CVE-2026-74925
Received Received - Intake

Unauthorized Privilege Escalation in MultiVendorX WordPress Plugin

Publication date: 2026-09-11

Last updated on: 2026-09-11

Assigner: WPScan

Description
The MultiVendorX WordPress plugin before 5.0.16 does not restrict who can update its role and capability settings, allowing users holding its vendor role to grant that role administrator-level capabilities and take over the site.

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Meta Information

Published
2026-09-11
Last Modified
2026-09-11
Generated
2026-09-11
AI Q&A
2026-09-11
EPSS Evaluated
N/A
NVD
CVE-2026-74925
EUVD
EUVD-2026-75964

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
multivendorx wordpress_plugin to 5.0.16 (exc)
multivendorx plugin From 5.0.0 (inc) to 5.0.16 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-UNKNOWN

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Executive Summary

This vulnerability in the MultiVendorX WordPress plugin allows users with the vendor role to update role and capability settings without proper restrictions. This enables them to escalate their privileges to administrator-level access, potentially taking over the entire website.

Detection Guidance

Check the installed version of the MultiVendorX plugin in your WordPress admin panel. If it is between 5.0.0 and 5.0.15, the system is vulnerable. Use commands like 'wp plugin list' in WP-CLI or inspect the plugin files for version details.

Impact Analysis

If exploited, this vulnerability allows attackers with vendor access to gain full control of your WordPress site. This could lead to unauthorized changes, data theft, malware installation, or disruption of services.

Compliance Impact

This vulnerability could lead to unauthorized access and data breaches, violating compliance requirements for GDPR and HIPAA. It may result in legal penalties, loss of customer trust, and reputational damage due to compromised data integrity and confidentiality.

Mitigation Strategies

Update the MultiVendorX plugin to version 5.0.16 or later immediately. If updating is not possible, consider temporarily disabling the plugin or restricting vendor role capabilities until the update is applied.

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