The WP Visitor Statistics (Real Time Traffic) WordPress plugin before 5.6 does not sanitise and escape the id parameter before using it in a SQL statement via the refUrlDetails AJAX action, available to any authenticated user, leading to a SQL injection
Severity
CVSS 3.1
8.8 high
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
1.3% chance of exploitation in the next 30 days; higher than 70% of CVEs (scores of 2026-10-31)