{"action":"Upgrade fonttools to 4.38.0-1+deb12u1 or later.","affected":[{"fixed":"4.38.0-1+deb12u1","introduced":"0"}],"component":"fonttools","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["4.38.0-1+deb12u1"],"id":"tcs_01M5NJAMQ5Q82K2MR1FFYMXKHZ","modified_at":"2026-10-23T18:04:06.139406297Z","published_at":"2024-01-10T16:15:46.767Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-45139","https://security-tracker.debian.org/tracker/CVE-2023-45139"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-45139","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-45139"}],"summary":"fontTools is a library for manipulating fonts, written in Python. The subsetting module has a XML External Entity Injection (XXE) vulnerability which allows an attacker to resolve arbitrary entities w"}