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.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00104.

Exploitation none

Automatable yes

Technical Impact partial

Affected Vendors & Products

Vendors Products
Neeraj Slit Subscribe
Brevo For Woocommerce Subscribe
Woocommerce Subscribe
Woocommerce Subscribe
Wordpress Subscribe
Wordpress Subscribe

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors Products
Neeraj Slit Subscribe
Brevo For Woocommerce Subscribe
Woocommerce Subscribe
Woocommerce Subscribe
Wordpress Subscribe
Wordpress Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://plugins.trac.wordpress.org/browser/woocommerce-sendinblue-newsletter-subscription/trunk/src/managers/admin-manager.php#L59 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/woocommerce-sendinblue-newsletter-subscription/trunk/src/views/admin_menus.php#L728 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/woocommerce-sendinblue-newsletter-subscription/trunk/woocommerce-sendinblue.php#L164 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/woocommerce-sendinblue-newsletter-subscription/trunk/woocommerce-sendinblue.php#L171 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/woocommerce-sendinblue-newsletter-subscription/trunk/woocommerce-sendinblue.php#L188 cve-icon cve-icon
https://plugins.trac.wordpress.org/changeset/3434903/woocommerce-sendinblue-newsletter-subscription cve-icon cve-icon
https://www.wordfence.com/threat-intel/vulnerabilities/id/670f4e26-75c9-40cd-8088-2fa4c40f6feb?source=cve cve-icon cve-icon
History

Fri, 09 Jan 2026 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Fri, 09 Jan 2026 13:30:00 +0000

Type Values Removed Values Added
First Time appeared Neeraj Slit
Neeraj Slit brevo For Woocommerce
Woocommerce
Woocommerce woocommerce
Wordpress
Wordpress wordpress
Vendors & Products Neeraj Slit
Neeraj Slit brevo For Woocommerce
Woocommerce
Woocommerce woocommerce
Wordpress
Wordpress wordpress

Thu, 08 Jan 2026 21:45:00 +0000

Type Values Removed Values Added
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.
Title Brevo for WooCommerce <= 4.0.49 - Unauthenticated Stored Cross-Site Scripting
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2026-01-09T18:13:04.825Z

Reserved: 2025-12-10T10:39:43.973Z

Link: CVE-2025-14436

cve-icon Vulnrichment

Updated: 2026-01-09T18:13:00.660Z

cve-icon NVD

Status : Received

Published: 2026-01-08T22:16:01.010

Modified: 2026-01-08T22:16:01.010

Link: CVE-2025-14436

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-01-09T13:24:11Z

Weaknesses