CVE-2026-16940

critical · 10

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.

CVSS

0.4%

EPSS (exploit prob.)

34th

EPSS percentile

2026-08-05

Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H

Weaknesses

CWE-22

References

https://wpscan.com/vulnerability/a315a6ac-3ffb-4735-92ca-6e85338f8807/

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-16940