CVE-2026-16990EPSS p23.3%
CVE-2026-16990CVE-2026-16990
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.
Scoring
| CVSS | 5.3 () |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
| EPSS | 0.32% probability of exploitation · percentile 23.3% · 2026-10-06T12:00:23Z |
| Last modified | 2026-08-26 |