{"action":"Upgrade ujson to 5.4.0-1 or later.","affected":[{"fixed":"5.4.0-1","introduced":"0"}],"component":"ujson","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["5.4.0-1"],"id":"tcs_01M5NGQDGD5RPD4M3T3FRWBHNW","modified_at":"2026-10-15T08:01:51.716103233Z","published_at":"2022-07-05T18:15:08.023Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2022-31116","https://security-tracker.debian.org/tracker/CVE-2022-31116"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2022-31116","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2022-31116"}],"summary":"UltraJSON is a fast JSON encoder and decoder written in pure C with bindings for Python 3.7+. Affected versions were found to improperly decode certain characters. JSON strings that contain escaped su"}