CVE-2026-47100
Funnel Builder for WooCommerce Checkout < 3.15.0.3 Missing Authorization via AJAX
Vexday Risk Score
41Attention
SSVC decision (CISA)
Attend
PoC available → attend closely
CVSS 8.7EPSS 0.5%KEV nãoPoC públicaNuclei —Metasploit —Patch referenciado
Lifecycle
19 May 2026Published on NVD
28 May 2026Public PoC
Recommendation: Plan a near-term fix — a public PoC already exists.
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:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
Affected products
FunnelKit · Funnel Builder for WooCommerce Checkoutpublic PoCs found — 1
githubgithub.com/rootdirective-sec/CVE-2026-47100-Analysis-Lab★ 0⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Want to know if your infrastructure is exposed to this?
Talk to TrueHacking →References
https://plugins.trac.wordpress.org/changeset/3530797/funnel-builder/tags/3.15.0.3/modules/checkouts/includes/class-wfacp-ajax-controller.phphttps://sansec.io/research/funnelkit-woocommerce-vulnerability-exploitedhttps://www.vulncheck.com/advisories/funnel-builder-for-woocommerce-checkout-missing-authorization-via-ajax