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).
1. Go to โSettingsโ ยป โTinyMCE Custom Stylesโ section. 2. In the โ2. Manage your custom styles for TinyMCEโs Formats dropdownโ area under the โTitleโ and โType Valueโ fields add payload: "> 3. Save all the settings. Load the page,and an alert box with the number โ1โ will pop up.
CPE | Name | Operator | Version |
---|---|---|---|
tinymce-custom-styles | lt | 1.1.4 |