CVE-2026-16621
The Payment Gateway for PayPal on WooCommerce WordPress plugin before 9.2.1 does not verify that payment actually succeeded before completin
CVSS
5.3
Medium
EPSS
—
KEV
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Exploit Today
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0-100
Published: Aug 12, 2026 · Last modified: Aug 12, 2026
Not enough EPSS history yet.
The Payment Gateway for PayPal on WooCommerce WordPress plugin before 9.2.1 does not verify that payment actually succeeded before completing an order in its PayPal return handler: it reads attacker-controlled parameters, performs no amount comparison and no order-ownership check, and completes the order even when the server-side gateway verification fails, allowing an unauthenticated attacker to mark arbitrary orders as paid without paying.
No related CVEs by CWE or product.