The Doorkeeper gem before 4.2.0 for Ruby might allow remote attackers to conduct replay attacks or revoke arbitrary tokens by leveraging failure to implement the OAuth 2.0 Token Revocation specificat…
Doorkeeper is an OAuth 2 provider for Ruby on Rails / Grape. Prior to version 5.6.6, Doorkeeper automatically processes authorization requests without user consent for public clients that have been p…
Doorkeeper version 5.0.0 and later contains an information disclosure vulnerability that allows an attacker to retrieve the client secret only intended for the OAuth application owner. After authoriz…
Doorkeeper version 4.2.0 and later contains a Incorrect Access Control vulnerability in Token revocation API's authorized method that can result in Access tokens are not revoked for public OAuth apps…
Doorkeeper version 2.1.0 through 4.2.5 contains a Cross Site Scripting (XSS) vulnerability in web view's OAuth app form, user authorization prompt web view that can result in Stored XSS on the OAuth …