CVE-2026-100147
FunnelKit <= 3.16.0.5 - Unauthenticated Stored Cross-Site Scripting via Order Fields (shipping/billing)
CVSS Score
7.2
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-79 |
| Vendor | teamfunnelkit |
| Product | funnelkit – funnel builder for woocommerce checkout |
| Published | Oct 10, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
teamfunnelkit / FunnelKit – Funnel Builder for WooCommerce Checkout
0 ≤ 3.16.0.5
References
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/1807b544-e5fd-403b-85a6-e20bd4f10dec?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/funnel-builder/tags/3.16.0.5/modules/thankyou-pages/includes/class-wffn-ecomm-tracking.php#L211 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/funnel-builder/tags/3.16.0.5/modules/thankyou-pages/includes/class-wffn-ecomm-tracking.php#L1114 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset/3733861/ plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset/3733886/funnel-builder/trunk/modules/thankyou-pages/includes/class-wffn-ecomm-tracking.php
Credits
crow