Medium · 5.3 CVE-2025-66128 EUVD-2025-203582GHSA-wqf3-6pf2-m6r6

WordPress Sendinblue for WooCommerce plugin <= 4.0.49 - Broken Access Control vulnerability

Published Dec 16, 2025 · Updated Apr 28, 2026 · Assigned by Patchstack

Vendor: Brevo Product: Sendinblue for WooCommerce Category: Web / CMS

Description

Missing Authorization vulnerability in Brevo Sendinblue for WooCommerce woocommerce-sendinblue-newsletter-subscription allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Sendinblue for WooCommerce: from n/a through <= 4.0.49.

Affected products

Vendor	Product	Affected	Fixed
Brevo	Sendinblue for WooCommerce	≤ 4.0.49	—

References

https://patchstack.com/database/Wordpress/Plugin/woocommerce-sendinblue-newsletter-subscription/vulnerability/wordpress-sendinblue-for-woocommerce-plugin-4-0-49-broken-access-control-vulnerability?_s_id=cve vdb-entry