{"action":"Upgrade libxml2 to 2.9.5-r0 or later.","affected":[{"fixed":"2.9.5-r0","introduced":"0"}],"component":"libxml2","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.4","exploited":false,"fixed_versions":["2.9.5-r0"],"id":"tcs_01M5N9B5B8THPRXYWYTBRXA8BV","modified_at":"2026-06-15T18:24:57.602379270Z","published_at":"2017-11-23T21:29:00.390Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2017-16931","https://security.alpinelinux.org/vuln/CVE-2017-16931"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2017-16931","url":"https://osv.dev/vulnerability/ALPINE-CVE-2017-16931"}],"summary":"parser.c in libxml2 before 2.9.5 mishandles parameter-entity references because the NEXTL macro calls the xmlParserHandlePEReference function in the case of a '%' character in a DTD name."}