WordPress Simple Banner plugin <= 2.10.3 - Authenticated Stored Cross-Site Scripting (XSS) vulnerability

Authenticated Stored Cross-Site Scripting XSS vulnerability discovered by Asif Nawaz Minhas in WordPress Simple Banner plugin versions = 2.10.3. Solution Update the WordPress Simple Banner plugin to the latest available version at least 2.10.4...

Simple Banner < 2.10.4 - Authenticated Stored XSS

The plugin does not sanitise and escape one of its settings, allowing high privilege users such as admin to use Cross-Site Scripting payload even when the unfilteredhtml capability is disallowed. PoC Put the following payload in the Simple Banner Text setting of the plugin: The XSS will be...