Q.I Have A Plant That Looks Like Mock Orange But Has Thorns, Does Mock Orange Have Thorns Or Do I Have A Different Plant?
The bush has grown in and around my trumpet vines..

Certified GKH Gardening Expert
These are, certainly, wild roses! Compare with other photos online to see the similarities in flower structure.

Certified GKH Gardening Expert
It looks more like a wild rose bush, which would have thorns. Here is more information:
https://www.gardeningknowhow.com/ornamental/flowers/roses/growing-wild-rose-plants.htm

thanks but the blooms are only white with yellow in center like mock orange blooms. I am also in Cape Cod, Mass and the soil is sandy and it os growing in shade, so still not sure what it is..