Risk Letters

Exploited vulnerability

CVE-2026-16947

TLP:CLEAR

Server-Side Request Forgery (SSRF)

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 respon

Facts

  • Vendor: Total Processing
  • Product: Total Processing Card Payments for WooCommerce
  • CVSS: 9.1
  • EPSS (probability of exploitation within 30 days): 0.4 %
  • First known exploitation: 22 October 2026
  • First seen by Risk Letters: 30 August 2026

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Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD