Earths gravity is 6 times stronger than the moon.
You can jump from a height 6 times higher on the moon.
Most people would not want to jump from a height of more than 2 metres on earth.
Therefore you could jump from a height of 12m on the moon.
Estimated injuries from various heights on the earth and the moon:
Broken limbs: 10m or 60m
Severe injuries: 20m ...