[2] Aebersold dominated the Junior World Championships between 2015 and 2018, achieving her first gold medal at the age of 17 in the Sprint distance.

In 2017, Aebersold won all 3 individual golds and a further medal in the relay, matching the feat achieved the same year by Finnish runner Olli Ojanaho in the men's class.

She won the Bronze in the Middle behind Swedish world champion Tove Alexandersson and Marika Teini from Finland.

[4] In 2019, at her first World Orienteering Championships appearance, Aebersold won the bronze medal in the long distance after Alexandersson and Lina Strand.

[6] She won a gold medal in the middle distance at the 2024 European Orienteering Championships in Hungary, ahead of Natalia Gemperle.