Vulnerability Description
Funnel Builder for WooCommerce Checkout prior to 3.15.0.3 contains a missing authorization vulnerability in the public checkout endpoint that allows unauthenticated attackers to invoke internal methods and write arbitrary data to the plugin's External Scripts global setting. Attackers can inject malicious JavaScript through the External Scripts setting that executes in the browsers of all checkout page visitors.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://plugins.trac.wordpress.org/changeset/3530797/funnel-builder/tags/3.15.0.
- https://sansec.io/research/funnelkit-woocommerce-vulnerability-exploited
- https://www.vulncheck.com/advisories/funnel-builder-for-woocommerce-checkout-mis
- https://sansec.io/research/funnelkit-woocommerce-vulnerability-exploited
FAQ
What is CVE-2026-47100?
CVE-2026-47100 is a vulnerability with a CVSS score of 7.5 (HIGH). Funnel Builder for WooCommerce Checkout prior to 3.15.0.3 contains a missing authorization vulnerability in the public checkout endpoint that allows unauthenticated attackers to invoke internal method...
How severe is CVE-2026-47100?
CVE-2026-47100 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-47100?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.