Input validation vulnerability in VikRestaurants Table Reservations and Take-Away 1.4

The VikRestaurants Table Reservations and Take-Away plugin for WordPress has a security issue in versions 1.4 and below. This issue, known as Stored Cross-Site Scripting, allows attackers who have administrator-level access or higher to insert harmful web scripts on certain pages. These scripts will run whenever a user visits the affected page. This problem only affects websites with multiple installations or where certain security measures have been disabled.