{"action":"Upgrade bouncycastle to 1.86-1 or later.","affected":[{"fixed":"1.86-1","introduced":"0"}],"component":"bouncycastle","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1.86-1"],"id":"tcs_01M5NT5K38MVHAGYA4F7VTEAP8","modified_at":"2026-10-03T04:00:09.132925763Z","published_at":"2026-08-03T01:16:43.907Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-59640","https://security-tracker.debian.org/tracker/CVE-2026-59640"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-59640#Debian:14/bouncycastle","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-59640"}],"summary":"In Bouncy Castle for Java before 1.85, OpenPGP CFB quick-check oracle active on symmetric/session-key paths. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Ja"}