cleantalk
Vulnerabilities and Security Researches

FastDup – Fastest WordPress Migration & Duplicator, CVE-2026-1104

CVE, Research URL

CVE-2026-1104

Published on
Feb 12, 2026
Research Description
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 versions
max 2.7.2.
Status
vulnerable