https://vulnerability.circl.lu/rss/recent/all/10 Most recent entries from all 2026-09-29T13:32:03.242954+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent entries. https://vulnerability.circl.lu/vuln/ubuntu-cve-2023-34246 UBUNTU-CVE-2023-34246 2026-09-29T13:32:03.245852+00:00

Affected: Ubuntu:Pro:16.04:LTS: ruby-doorkeeper, Ubuntu:Pro:18.04:LTS: ruby-doorkeeper, Ubuntu:20.04:LTS: ruby-doorkeeper, Ubuntu:22.04:LTS: ruby-doorkeeper

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 previous approved. Public clients are inherently vulnerable to impersonation, their identity cannot be assured. This issue is fixed in version 5.6.6.