CVE-2026-1104: Ninjateam Fastdup – Fastest WordPress Migration & Duplicator

High severity, CVSS 8.8. EPSS: 0.3% chance of exploitation in the next 30 days.

The FastDup – Fastest WordPress Migration & Duplicator plugin for WordPress is vulnerable to unauthorized backup creation and download due to a missing capability check on REST API endpoints in all versions up to, and including, 2.7.1. This makes it possible for authenticated attackers, with Contributor-level access and above, to create and download full-site backup archives containing the entire WordPress installation, including database exports and configuration files.

Affected products

• Ninjateam Fastdup – Fastest WordPress Migration & Duplicator: up to and including 2.7.1

Published 2026-02-12. Last modified 2026-06-17.