Just run your windows updates is all some of it deals with adobe as well with flash sites just need to get away from flash but ever browser has exploits they just don't get the over hype like IE does. In the end it Always starts with the user and safe browsing habits exploits are just that they will not necessary care what browser you are using just how well protected you are in many cases it's 3rd party exploits like Adobe so forth are the root of the cause.