The plugin does not escape the “CSS Class to target” setting before outputting it in an attribute, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.
With the Advanced Mode enabled, put the following payload in the “CSS Class to target” setting: ">
CPE | Name | Operator | Version |
---|---|---|---|
svg-support | lt | 2.3.20 |