Image Slider by Ays - Responsive Slider and Carousel < 2.5.0 - Authenticated Blind SQL Injection

The get_sliders() function in the Image Slider by Ays- Responsive Slider and Carousel WordPress plugin before 2.5.0 did not use whitelist or validate the orderby parameter before using it in SQL statements passed to the get_results() DB calls, leading to SQL injection issues in the admin dashboard