Medium (5.3). EPSS 0.6% chance of exploitation in the next 30 days.
The WooCommerce Clover Payment Gateway plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the callback_handler function in all versions up to, and including, 1.3.1. This makes it possible for unauthenticated attackers to mark orders as paid.
Severity
CVSS 3.1
5.3 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS
0.6% chance of exploitation in the next 30 days; higher than 50% of CVEs (scores of 2026-10-31)