The plugin does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).
Put the following payload in the plugin setting (in input boxes): "><script>alert(/XSS/)</script> to get the XSS trigger.
2022-11-10 (about 10 months ago)
2022-11-10 (about 10 months ago)
2022-11-10 (about 10 months ago)