So I Have Been Expierncing Itching And Discomfort In My

So i have been expierncing itching and discomfort in my vaginal area. Although it doesnt hurt to pee or anything and i hsve been putting vaseline on it to help relieve the burning. I noticed a small bump on my labia minora and i squeez the bump until a little bit of pus came out and as i was squeezing liquid was coming out..what could that be from