The FunnelKit – Funnel Builder for WooCommerce Checkout plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'shipping_first_name' parameter in all versions up to, and including, 3.16.0.5 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.
History

Sun, 11 Oct 2026 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sun, 11 Oct 2026 12:45:00 +0000

Type Values Removed Values Added
First Time appeared Funnelkit
Funnelkit funnelkit
Wordpress-extensions
Wordpress-extensions funnelkit
Vendors & Products Funnelkit
Funnelkit funnelkit
Wordpress-extensions
Wordpress-extensions funnelkit

Sat, 10 Oct 2026 08:00:00 +0000

Type Values Removed Values Added
Description The FunnelKit – Funnel Builder for WooCommerce Checkout plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'shipping_first_name' parameter in all versions up to, and including, 3.16.0.5 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 FunnelKit <= 3.16.0.5 - Unauthenticated Stored Cross-Site Scripting via Order Fields (shipping/billing)
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'}


cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published: 2026-10-10T07:41:43.163Z

Updated: 2026-10-11T12:13:44.537Z

Reserved: 2026-09-25T11:41:04.142Z

Link: CVE-2026-100147

cve-icon Vulnrichment

Updated: 2026-10-11T12:12:10.974Z

cve-icon NVD

Status : Deferred

Published: 2026-10-10T08:17:02.930

Modified: 2026-10-13T13:29:12.567

Link: CVE-2026-100147

cve-icon Redhat

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