CVE-2026-70665

Doorkeeper OpenID Connect (a Rails OpenID Connect provider built on Doorkeeper) is vulnerable to scope privilege escalation prior to version 1.10.4 . The Dynamic Client Registration (DCR) endpoint (DynamicClientRegistrationController#application_params) assigns the scope parameter directly from p...

PT-2026-81890

Name of the Vulnerable Software and Affected Versions Doorkeeper OpenID Connect versions prior to 1.10.4 Description The Dynamic Client Registration DCR endpoint persists client-supplied scopes without validating them against the server's configured scope set. In the...

User Impersonation

Overview doorkeeper-openidconnect is an OpenID Connect extension for Doorkeeper. Affected versions of this package are vulnerable to User Impersonation via the Dynamic Client Registration feature that treats clientsecretbasic and clientsecretpost parameters as confidential: false which allows...

DEBIAN-CVE-2019-9837

Doorkeeper::OpenidConnect aka the OpenID Connect extension for Doorkeeper 1.4.x and 1.5.x before 1.5.4 has an open redirect via the redirecturi field in an OAuth authorization request that results in an error response with the 'openid' scope and a prompt=none value. This allows phishing attacks...

CVE-2019-9837

Doorkeeper::OpenidConnect aka the OpenID Connect extension for Doorkeeper 1.4.x and 1.5.x before 1.5.4 has an open redirect via the redirecturi field in an OAuth authorization request that results in an error response with the 'openid' scope and a prompt=none value. This allows phishing attacks...