CVE-2026-66447

WordPress WordPress File Upload plugin <= 5.1.7 - SQL Injection vulnerability

Published Aug 6, 2026 CVSS 3.1 · 9.3 Critical EPSS < 1% KEV · Not listed
Description
Unauthenticated SQL Injection in WordPress File Upload <= 5.1.7 versions.

Remediation

Vendor Solution

Update the WordPress WordPress File Upload Plugin to the latest available version (at least 5.1.8).

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Nickboss
Nickboss wordpress File Upload
Wordpress-extensions
Wordpress-extensions wordpress File Upload
Vendors & Products Nickboss
Nickboss wordpress File Upload
Wordpress-extensions
Wordpress-extensions wordpress File Upload
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Unauthenticated SQL Injection in WordPress File Upload <= 5.1.7 versions.
Title WordPress WordPress File Upload plugin <= 5.1.7 - SQL Injection vulnerability
Weaknesses CWE-89
References
Metrics cvssV3_1

{'score': 9.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Aug 6, 2026, 2:56 PM
Reserved
Jul 27, 2026, 9:00 AM
Status
Deferred
Published
Aug 6, 2026, 3:17 PM
Modified
Oct 24, 2026, 4:10 PM