{"action":"Upgrade libssh to 0.12.1-1 or later.","affected":[{"fixed":"0.12.1-1","introduced":"0"}],"component":"libssh","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["0.12.1-1"],"id":"tcs_01M5NT606Z90EA5ZJ4K1GHCC6Q","modified_at":"2026-10-20T21:00:06.557257889Z","published_at":"2026-07-21T12:18:57.973Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-59844","https://security-tracker.debian.org/tracker/CVE-2026-59844"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-59844#Debian:14/libssh","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-59844"}],"summary":"A flaw was found in libssh. A remote authenticated client can issue SSH_FXP_READ requests with an arbitrarily large length, causing a libssh SFTP server to allocate excessive memory and potentially ex"}