{"action":"Upgrade expat to 2.8.2-r0 or later.","affected":[{"fixed":"2.8.2-r0","introduced":"0"}],"component":"expat","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.24","exploited":false,"fixed_versions":["2.8.2-r0"],"id":"tcs_01M5NFW4QVX4VSCFYQ55A7Y85K","modified_at":"2026-10-01T02:17:49.356795744Z","published_at":"2026-06-21T16:16:28.230Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2026-56409","https://security.alpinelinux.org/vuln/CVE-2026-56409"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2026-56409#Alpine:v3.24/expat","url":"https://osv.dev/vulnerability/ALPINE-CVE-2026-56409"}],"summary":"xmlwf in libexpat before 2.8.2 has an integer overflow for the output filename when -d outputDir is used."}