What is CVE-2026-16947?

CVE-2026-16947 is a critical-severity vulnerability in Total Processing Card Payments For Woocommerce, classified under Server-Side Request Forgery (SSRF). CVSS score: 9.1/10. Published 2026-08-29.

How severe is CVE-2026-16947?

Critical severity. CVSS v3 base score is 9.1 out of 10.

SSRF in Total Processing Card Payments For Woocommerce

CVE-2026-16947

The Total processing card payments for WooCommerce WordPress plugin through 7.3 does not validate a user-supplied path before using it to build a server-side verification request, and does not verify the authenticity of the response, allowing unauthenticated attackers to redirect that request to an arbitrary host (disclosing the merchant's payment-gateway credentials) and to forge a success response that marks arbitrary WooCommerce orders as paid.

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.001 (3.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Unknown Total Processing Card Payments For Woocommerce

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

contact@wpscan.com (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-16947?: CVE-2026-16947 is a critical-severity vulnerability in Total Processing Card Payments For Woocommerce, classified under Server-Side Request Forgery (SSRF). CVSS score: 9.1/10. Published 2026-08-29.
How severe is CVE-2026-16947?: Critical severity. CVSS v3 base score is 9.1 out of 10.