Excelsior Mining Corp. (TSX: MIN) (OTC: EXMGF) (FSE: 3XS) ("Excelsior" or the "Company") announces that it is aware of a civil claim filed against the Company and certain of its officers and directors in the Supreme Court of British Columbia by MM Fund (the "Action"). The plaintiff seeks certification of the Action as a class proceeding on behalf of a class of all persons and entities, wherever they may reside or may be domiciled, who purchased the securities of Excelsior offered by the Company'