WordPress security changelog
CRITICAL CVE-2025-15484 Deferred

Order Notification for WooCommerce: A security weakness

Order Notification for WooCommerce is affected by a security weakness. The vulnerable path is reachable without authentication. The resulting impact depends on how the affected component exposes the vulnerable operation. The published affected range is < 3.6.3.

CVE / CNA score 9.1 CVSS 3.1 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
NVD score Pending NVD has not published its own CVSS assessment.
Component
Order Notification for WooCommerce
Plugin slug
order-notification-for-woocommerce
Affected
< 3.6.3
Safe version
3.6.3
Published
Apr 01, 2026
Weakness
CWE-287 — Improper Authentication

This CVE was published Apr 01, 2026 and is one of 1 known issue for this plugin.

Update, patch or deactivate.

Update Order Notification for WooCommerce to 3.6.3 or later, or disable and remove it until a fixed version is available.

A safe version is available, so updating to that version or later is the preferred remediation. If an immediate update is not practical, consider a targeted application patch or temporarily restricting the affected functionality.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Technical description

The Order Notification for WooCommerce WordPress plugin before 3.6.3 overrides WooCommerce's permission checks to grant full access to all unauthenticated requests, enabling complete read/write access to store resources like products, coupons, and customers.

CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Primary and upstream sources