{"action":"Upgrade expat to 2.2.0-2 or later.","affected":[{"fixed":"2.2.0-2","introduced":"0"}],"component":"expat","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["2.2.0-2"],"id":"tcs_01M5NBSS573FASFA1J20Y5XNJH","modified_at":"2026-10-08T23:47:36.763885726Z","published_at":"2018-06-11T21:29:00.997Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2016-9063","https://security-tracker.debian.org/tracker/CVE-2016-9063"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2016-9063","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2016-9063"}],"summary":"An integer overflow during the parsing of XML using the Expat library. This vulnerability affects Firefox < 50."}