{"action":"Upgrade expat to 2.9.0-r0 or later.","affected":[{"fixed":"2.9.0-r0","introduced":"0"}],"component":"expat","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.21","exploited":false,"fixed_versions":["2.9.0-r0"],"id":"tcs_01M5NFZZNRHCJ2PES3A89DCP3N","modified_at":"2026-10-18T10:30:02.730799092Z","published_at":"2026-10-07T15:17:53.327Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2026-77214","https://security.alpinelinux.org/vuln/CVE-2026-77214"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2026-77214","url":"https://osv.dev/vulnerability/ALPINE-CVE-2026-77214"}],"summary":"libexpat before commit 13c5f63 contains a heap buffer over-read vulnerability in xmlparse.c. XML_ParseBuffer advances the parse buffer end with parser->m_bufferEnd += len using a caller-supplied lengt"}