Oregon Revised Statutes Procedure in Civil Proceedings § 18.963

(a) The judgment debtor;

(b) A mortgagor whose interest in the property was sold at the execution sale;

(c) Any person with a lien against the property that has a priority that is inferior to the claim of the judgment creditor; or

(d) The successor in interest of any person described in paragraph (a), (b) or (c) of this subsection.

(a) All references to a judgment debtor include a mortgagor whose interest in the property that was sold at the execution sale and any successor in interest to such a mortgagor;

(b) All references to a judgment debtor include a successor in interest to a judgment debtor; and

(c) A person described in subsection (1)(c) of this section, and any successor in interest of that person, is a lien claimant.