URL Redirection to Untrusted Site ('Open Redirect') vulnerability in WP OAuth Server OAuth Server.This issue affects OAuth Server: from n/a through 4.3.3.

The WP OAuth Server (OAuth Authentication) WordPress plugin before 3.4.2 does not have CSRF check when regenerating secrets, which could allow attackers to make logged in admins regenerate the secret of an arbitrary client given they know the client ID

The WP OAuth Server (OAuth Authentication) WordPress plugin before 4.2.2 does not sanitize and escape Client IDs, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)