WordPress
CVE-2026-1104
HIGH
Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
2DescriptionCVE.org
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.
AnalysisAI
FastDup WordPress plugin versions up to 2.7.1 fail to validate user permissions on REST API endpoints, allowing Contributor-level authenticated users to create and download complete site backups including databases and configuration files. This HIGH severity vulnerability (CVSS 8.8) affects all WordPress installations using the affected plugin versions, with no patch currently available. An attacker with basic authenticated access can extract sensitive data and obtain a full copy of the WordPress installation for further exploitation.
Technical ContextAI
Classified as CWE-862 (Missing Authorization). Affects Duplicator. 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 ProductsAI
Product: Duplicator. Versions: up to 2.7.1..
RemediationAI
Monitor vendor advisories for a patch. Restrict network access to the affected service where possible.
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Same weakness CWE-862 – Missing Authorization
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External POC / Exploit Code
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