CVE-2023-41657: Groundhogg Hollerbox

Medium severity, CVSS 4.8. EPSS: 0.4% chance of exploitation in the next 30 days.

Auth. (admin+) Stored Cross-Site Scripting (XSS) vulnerability in Groundhogg Inc. HollerBox plugin <= 2.3.2 versions.

Affected products

• Groundhogg Hollerbox: up to and including 2.3.2

Published 2023-09-29. Last modified 2026-06-17.