CVE-2021-24896: Calderaforms Caldera Forms

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

The Caldera Forms WordPress plugin before 1.9.5 does not sanitise and escape the Form Name before outputting it in attributes, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.

Affected products

• Calderaforms Caldera Forms: before 1.9.5 (fixed in 1.9.5)

Published 2021-12-13. Last modified 2026-06-17.