Alcohol, similar to eating red meat, smoking, sunlight, smoked food, etc a cancer risk, but it does not always cause cancer. Given that you lifetime chance of developing cancer is around 50%, a 0.5% increased chance of cancer is fairly insignificant on an individual level (but from a public health standpoint it might be), but a 20% increase is.

A small amount of alcohol like this presents a fairly insignificant risk. There is no truly safe level, but you would have to drink a lot for a significantly increase in cancer risk. At that point you are at a far higher risk of other forms of poisoning. Even just drunkenness itself highly increase your risk of major falls, car crashes, even house fires. With alcohol, cancer is the least of it’s problems.

There are some large, easily avoidable cancer risks in daily life, like sunlight exposure, which can be prevented with sunscreen. Whenever you hear that “X causes cancer”, always find out how big the effect is, it could be almost insignificant like eating red meat, or a huge risk, like smoking or sunburns .