{"action":"Upgrade libssh to 0.11.5-0+deb13u1 or later.","affected":[{"fixed":"0.11.5-0+deb13u1","introduced":"0"}],"component":"libssh","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["0.11.5-0+deb13u1"],"id":"tcs_01M5NT615893V8CEYYR21F1GC1","modified_at":"2026-10-20T21:00:07.136712557Z","published_at":"2026-07-21T14:16:34.657Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-59847","https://security-tracker.debian.org/tracker/CVE-2026-59847"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-59847#Debian:13/libssh","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-59847"}],"summary":"A flaw was found in libssh. Incorrect AES-GCM finalization checks in builds using the OpenSSL backend can effectively remove integrity protection, allowing an in-path attacker to modify plaintext on t"}