CVE-2023-2111: Groundhogg Hollerbox

Medium severity, CVSS 4.9. EPSS: 0.8% chance of exploitation in the next 30 days.

The Fast & Effective Popups & Lead-Generation for WordPress plugin before 2.1.4 concatenates user input into an SQL query without escaping it first in the plugin's report API endpoint, which could allow administrators in multi-site configuration to leak sensitive information from the site's database.

Affected products

• Groundhogg Hollerbox: before 2.1.4 (fixed in 2.1.4)

Published 2023-05-30. Last modified 2026-06-17.