{"action":"Upgrade ruby-rack-session to 2.1.1-0.1+deb13u1 or later.","affected":[{"fixed":"2.1.1-0.1+deb13u1","introduced":"0"}],"component":"ruby-rack-session","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["2.1.1-0.1+deb13u1"],"id":"tcs_01M5NRWCA91CFAC7VVZE3FV2SX","modified_at":"2026-10-27T09:47:33.345400864Z","published_at":"2026-04-07T18:16:43.387Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-39324","https://security-tracker.debian.org/tracker/CVE-2026-39324"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-39324","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-39324"}],"summary":"Rack::Session is a session management implementation for Rack. From 2.0.0 to before 2.1.2, Rack::Session::Cookie incorrectly handles decryption failures when configured with secrets:. If cookie decryp"}