CVE-2026-83533
WP Express Checkout < 2.4.9 - Unauthenticated Payment Bypass via wpec_process_payment
MEDIUM 5.3EPSS 0.1%
The WP Express Checkout WordPress plugin before 2.4.9 does not verify server-side that a payment was actually completed before marking an order as paid, allowing unauthenticated users to forge a completed order without paying.
- Affected
- WP Express Checkout
- CVSS v3.1 WPSCAN
- 5.3 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - EPSS
- 0.11% chance of exploitation in the next 30 days, 2nd percentile
- Published
- 2026-09-02