Unknown Robokassa Payment Gateway For Woocommerce vulnerabilities

2 CVEs affecting Unknown Robokassa Payment Gateway For Woocommerce, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-91076, published 2026-10-14.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2026-91076, published 2026-10-14. Medium severity, CVSS 5.3. EPSS: 0.2% chance of exploitation in the next 30 days. The Robokassa payment gateway for Woocommerce WordPress plugin before 1.9.0 does not verify the authenticity of an incoming payment-notification request before acting on the order named in it,…
• CVE-2026-91017, published 2026-09-17. Low severity, CVSS 3.7. EPSS: 0.1% chance of exploitation in the next 30 days. The Robokassa payment gateway for Woocommerce WordPress plugin before 1.8.9 does not verify the authenticity of incoming payment notifications when its non-default deferred-payment feature is…