This game uses a Lua scripting engine and has no sandbox whatsoever. That means [Tamas] can call os.execute, and from there the entire game is over. Or it’s just begun.

Massive Oblivion Remastered mods are now possible as modders figure out how to add Lua scripts to the new Elder Scrolls game.

The con relies on the very makeup of the game, using the Lua script language to take over your chat window and allowing them to use it to input commands that can interact with your UI.

Such as MaxYari who's used OpenMW's lua to straight-up add some (very barebones) object physics to Morrowind, seen above.