SEOUL (Reuters) - South Korean prosecutors have arrested a former aide of President Park Geun-hye considered a central figure to an influence-peddling scandal, Yonhap News Agency said on Friday.

Jeong Ho-seong was arrested on Thursday night suspected of leaking confidential documents to Choi Soon-sil, a long-time friend of Park at the center of the scandal.

South Korean prosecutors did not immediately comment on the report.

(Reporting by Se Young Lee and Ju-min Park; Editing by Nick Macfie)