CVE-2026-39755: WordPress WP Duplicate plugin <= 1.1.11 - Arbitrary File Upload vulnerability

Q: Who can exploit this issue?

An attacker needs Subscriber-level access to a WordPress site using the affected plugin. No user interaction is required.

Q: What impact could successful exploitation have?

The vulnerability allows arbitrary file upload. The supplied severity vector indicates potential high impact to confidentiality, integrity, and availability, with scope changed.

Q: Which plugin versions are affected?

WP Duplicate versions 1.1.11 and earlier are identified as affected.

Published Oct 6, 2026

Updated

Subscriber Arbitrary File Upload in WP Duplicate <= 1.1.11 versions.

Affected Software

1 affected component

WordPress WP Duplicate<=1.1.11

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?

An attacker needs Subscriber-level access to a WordPress site using the affected plugin. No user interaction is required.

What impact could successful exploitation have?

The vulnerability allows arbitrary file upload. The supplied severity vector indicates potential high impact to confidentiality, integrity, and availability, with scope changed.

Which plugin versions are affected?

WP Duplicate versions 1.1.11 and earlier are identified as affected.

Company

Resources

Contact

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

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