{"action":"Upgrade ruby-doorkeeper to 4.2.0-3 or later.","affected":[{"fixed":"4.2.0-3","introduced":"0"}],"component":"ruby-doorkeeper","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["4.2.0-3"],"id":"tcs_01M5NBPFHBXS6EGMBRAECCW66M","modified_at":"2026-09-22T07:02:04.147521922Z","published_at":"2017-01-23T21:59:02.110Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2016-6582","https://security-tracker.debian.org/tracker/CVE-2016-6582"],"severity":{"label":"critical","score":9.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2016-6582#Debian:13/ruby-doorkeeper","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2016-6582"}],"summary":"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 specificati"}