Could My Vaginal Itching, Yellow Discharge, And Suspected Friction Burns Be Signs Of An Infection Or Something Else?

Hi, I’ve been having a serious problems for about 4 days now. My vagina is very itchy, has a light yellow discharge and beneath my clit and above the urethra there is a friction burn I think and then my discharge sometimes is watery and looks like milk and I also think there is a friction burn at the entrance of my vag