10.0
Critical
CVE-2026-16940 The Custom Fields WordPress plugin before 1.5.1 does not validate a user-supplied file path before deletion, allowing…
Description
The Custom Fields WordPress plugin before 1.5.1 does not validate a user-supplied file path before deletion, allowing unauthenticated users to delete arbitrary files on the server (such as wp-config.php), which can lead to a full site takeover.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Custom Fields 1.5 | earliest → < 1.5.1 | 1.5.1 |