CVE-2026-66447: WordPress WordPress File Upload plugin <= 5.1.7 - SQL Injection vulnerability

Published Aug 6, 2026

Updated

Unauthenticated SQL Injection in WordPress File Upload <= 5.1.7 versions.

Affected Software

1 affected component

WordPress File Upload<=5.1.7

Recommended actions to resolve this vulnerability, in priority order.

Upgrade
Upgrade WordPress WordPress File Upload plugin to a version that resolves this vulnerability.
Fixed in 5.1.8

Aug 6, 2026

CVE Published

via MITRE·02:27 PM

Data Sourced

via MITRE·02:27 PM

RemedyDescriptionSeverityWeakness

The severity of CVE-2026-66447 is critical, with a score of 9.3.

CVE-2026-66447 is an unauthenticated SQL Injection vulnerability.

To fix CVE-2026-66447, update the WordPress File Upload plugin to a version higher than 5.1.7.

CVE-2026-66447 affects the WordPress File Upload plugin versions 5.1.7 and earlier.

CVE-2026-66447 can lead to unauthorized access to the database and potential data loss or corruption.