Medically reviewed by Cordelia Nwankwo, MD Most vaginal bumps are harmless, but some might signal an infection. Other causes may include cysts, ingrown hairs, and, in rare cases, vaginal cancer.

Skin growths such as seborrheic keratosis or skin tags, and common bumps like ingrown hairs or cysts generally don't ... outer folds of the vulva — and pubic mound, which both grow hair, says ...