CVE-2022-2594: Advancedcustomfields Advanced Custom Fields

High severity, CVSS 8.8. EPSS: 1.6% chance of exploitation in the next 30 days.

The Advanced Custom Fields WordPress plugin before 5.12.3, Advanced Custom Fields Pro WordPress plugin before 5.12.3 allows unauthenticated users to upload files allowed in a default WP configuration (so PHP is not possible) if there is a frontend form available. This vulnerability was introduced in the 5.0 rewrite and did not exist prior to that release.

Affected products

• Advancedcustomfields Advanced Custom Fields: from 5.0.0, before 5.12.3 (fixed in 5.12.3)

Published 2022-08-22. Last modified 2026-06-17.