CVE-2021-24992: Buttonizer

Medium severity, CVSS 4.8. EPSS: 0.6% chance of exploitation in the next 30 days.

The Smart Floating / Sticky Buttons WordPress plugin before 2.5.5 does not sanitise and escape some parameter before outputting them in attributes and page, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.

Affected products

• Buttonizer Buttonizer: before 2.5.5 (fixed in 2.5.5)

Published 2021-12-27. Last modified 2026-06-17.