The vehicle that has the highest rollover rate and is the most likely to roll over when driving it is the Nissan NV3500 which as 30.6% rollover rate.
Other vehicles that are prone to rollover are the Jeep Wrangler Unlimited 4WD 4dr, Jeep Wrangler 4WD 2dr, Toyota 4Runner 2WD / AWD and the Jeep Renegade 4WD.
All vehicles can rollover especially if you're not careful and are speeding and can't react in time or you're not watching the road.
Never reach down and grab anything while driving because it's not work the risk of losing control of your vehicle.
If something falls down under your brake pedal release your foot from the gas pedal and slow down and try to pull over to the side of the road.
If someone else is in the vehicle with you in the passenger seat have them reach down to remove the object from your brake pedal if it's safe for them to do so.