{"action":"Upgrade postgresql18 to 18.4-r0 or later.","affected":[{"fixed":"18.4-r0","introduced":"0"}],"component":"postgresql18","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.24","exploited":false,"fixed_versions":["18.4-r0"],"id":"tcs_01M5NFYP72PQXM41PZAT706WC7","modified_at":"2026-10-01T02:17:49.388721828Z","published_at":"2026-05-14T14:16:25.463Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2026-6478","https://security.alpinelinux.org/vuln/CVE-2026-6478"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2026-6478#Alpine:v3.24/postgresql18","url":"https://osv.dev/vulnerability/ALPINE-CVE-2026-6478"}],"summary":"Covert timing channel in comparison of MD5-hashed password in PostgreSQL authentication allows an attacker to recover user credentials sufficient to authenticate. This does not affect scram-sha-256 pa"}