CVE-2026-13399 Details
Description
The Payment Plugins for PayPal WooCommerce WordPress plugin before 2.0.20 does not have proper authorization checks on a REST endpoint, allowing unauthenticated users to bypass payments
A vulnerability exists in the Payment Plugins for PayPal WooCommerce WordPress plugin in versions prior to 2.0.20. The issue arises from inadequate authorization checks on a REST endpoint, which allows unauthenticated users to bypass payment processes. Exploitation involves reusing a completed PayPal order ID to manipulate the checkout process without proper authentication.
Users are advised to update the Payment Plugins for PayPal WooCommerce WordPress plugin to version 2.0.20 or later.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Aug 6, 2026CISA-ADP
Assessed Aug 7, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://wpscan.com/vulnerability/6ae19ba0-26ba-4ffa-94e3-3fe32cedcae1/ | [email protected] | AdvisoryExploitRemedy |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-639 | Authorization Bypass Through User-Controlled Key | CISA-ADP |
| CWE-862 | Missing Authorization | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| Payment Plugins for PayPal WooCommerce | < 2.0.20 (semver) |
CPE
Remediation
| |
Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Aug 7, 2026 | CVE Modified | CISA-ADP |
| Aug 6, 2026 | New CVE Received | [email protected] |