Help problems down there

The other day my vagina area started to be sore then I look down and the labia was red like blood kind of on the inside and burns when I pee then today it had white over it like it’s healing but looks like a hole in it and burns so bad when water or anything gets on it idk what it could be I don’t think it’s an std I only used condoms w my last boyfriend and I’ve been tested before...anyone have this