High severity8.8NVD Advisory· Published Feb 12, 2026· Updated Apr 15, 2026

CVE-2026-1104

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.

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

plugins.trac.wordpress.org/browser/fastdup/trunk/includes/Endpoint/PackageApi.phpnvd
plugins.trac.wordpress.org/changeset/3449530/nvd
www.wordfence.com/threat-intel/vulnerabilities/id/29c0fb4d-c38c-4c78-9e15-797f3c3a4b30nvd

News mentions

No linked articles in our index yet.

cvss	0.572
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000