Steps to reproduce the issue

1. Stand near the edge of a water source.

2. Make sure the player is in the water source and can observe the nearby surface with no water

3. Turn on Vibrant Visuals with any setting.

4. Water caustics shadows appearing on non water surfaces

Expected result

Water caustics shadows not showing on non waterlogged areas

Actual result

water caustics shadows shown on non waterlogged areas

Look the image below for more information