CVE-2026-14566

CVE-2026-14566

The advanced-customized-prompts WordPress plugin through 1.0.1 does not perform any capability, ownership, or nonce check before updating WooCommerce order item metadata for a supplied order, allowing any authenticated user such as a subscriber to tamper with the custom metadata of orders belonging to other customers.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (16.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 17th percentile — 16.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-14566: held from 0.001 to 0.003.

EPSS over last 30 days · oldest: 0.001 · newest: 0.003 · change: +0.001

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-14566?
CVE-2026-14566 is a medium-severity vulnerability, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 4.3/10. Published 2026-09-11.
How severe is CVE-2026-14566?
Medium severity. CVSS v3 base score is 4.3 out of 10.