The committee said the infected person had previously visited India, Myanmar and Pakistan.
He was diagnosed with the disease on July 5, TASS reports.
Dengue fever is a viral infection whose symptoms are fever, nausea, rash, headaches and lower back pain.
On July 5, a third level of epidemiological danger was declared in the Bayan Nur urban district in northern China after a man with bubonic plague was admitted to a local hospital.