Cashmere is the soft wool, so a rug made from this will be all wool or as the percentage on the label.
Kashmir Rugs can be made from cashmere wool, or silk or even rayon.
Is it a flat weave or with a pile? Might have a painted border which can bleed......................
If you don't know what you are doing, walk and get some training for this type of work.
Oriental rugs can be a different kettle of fish to our everyday rugs.
Safe and happy cleaning

Ken