It's essential to have any new, unusual bumps checked by a healthcare professional. While a single red bump in the anal area could potentially be related to HSV-2 (genital herpes), it could also be caused by other conditions like an ingrown hair or irritation. To determine if it is indeed an outbreak of HSV-2, medical evaluation and testing are necessary for accurate diagnosis and appropriate treatment. It's best to seek guidance from a healthcare provider for proper assessment and care tailored to your specific situation.