The WP Header Images WordPress plugin before 2.0.1 does not sanitise and escape the t parameter before outputting it back in the plugin's settings page, leading to a Reflected Cross-Site Scripting issue
CVSS 3.1MEDIUM 6.1·Network·No auth·User interaction·EPSS 0.00827·Published 2021-11-08·Fixed in 2.0.1CWE-79