CVE-2025-14436

HIGH EXPLOITED

Brevo for WooCommerce <4.0.49 - XSS

Title source: llm

Description

The Brevo for WooCommerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘user_connection_id’ parameter in all versions up to, and including, 4.0.49 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Exploits (1)

gitlab WORKING POC

by moritakaaz · poc

https://gitlab.com/moritakaaz/cve-2025-14436

View Code ZIP pw:eip

References (7)

[Product] https://plugins.trac.wordpress.org/browser/woocommerce-sendinblue-newsletter-subscription/trunk/src/managers/admin-manager.php#L59

[Product] https://plugins.trac.wordpress.org/browser/woocommerce-sendinblue-newsletter-subscription/trunk/src/views/admin_menus.php#L728

[Product] https://plugins.trac.wordpress.org/browser/woocommerce-sendinblue-newsletter-subscription/trunk/woocommerce-sendinblue.php#L164

[Product] https://plugins.trac.wordpress.org/browser/woocommerce-sendinblue-newsletter-subscription/trunk/woocommerce-sendinblue.php#L171

[Product] https://plugins.trac.wordpress.org/browser/woocommerce-sendinblue-newsletter-subscription/trunk/woocommerce-sendinblue.php#L188

[Product] https://plugins.trac.wordpress.org/changeset/3434903/woocommerce-sendinblue-newsletter-subscription

[Third Party Advisory] https://www.wordfence.com/threat-intel/vulnerabilities/id/670f4e26-75c9-40cd-8088-2fa4c40f6feb?source=cve

Scores

CVSS v3 7.2

EPSS 0.0021

EPSS Percentile 43.0%

Attack Vector NETWORK

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

Details

VulnCheck KEV 2026-01-09

CWE

CWE-79

Status published

Products (1)

neeraj_slit/Brevo for WooCommerce < 4.0.49

Published Jan 08, 2026

Tracked Since Feb 18, 2026