CVE-2026-16990

MEDIUM CVSS 5.3 View on NVD ↗

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

References

https://wpscan.com/vulnerability/97c08603-c407-43b2-ab2c-e39f85e89ebe/

Published: Aug 12, 2026 12:17 UTC Modified: Aug 12, 2026 13:17 UTC