CVE-2026-16990
MEDIUM
NVD
CVSS Score
5.3
Severity
MEDIUM
Published
Aug 12, 2026
Vendor
unknown
Description
The Payment Button for PayPal WordPress plugin through 1.2.3.44 does not enforce the merchant-configured price server-side and trusts a client-supplied payment amount, allowing unauthenticated attackers to create a real PayPal order against the merchant for an arbitrary lower amount.