{"action":"Upgrade py3-ujson to 5.2.0-r0 or later.","affected":[{"fixed":"5.2.0-r0","introduced":"0"}],"component":"py3-ujson","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.22","exploited":false,"fixed_versions":["5.2.0-r0"],"id":"tcs_01M6GWKVAB8TV6VM3MSW54JSSD","modified_at":"2026-11-03T06:32:41.913630452Z","published_at":"2022-01-01T00:15:08.813Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-45958","https://security.alpinelinux.org/vuln/CVE-2021-45958"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-45958#Alpine:v3.22/py3-ujson","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-45958"}],"summary":"UltraJSON (aka ujson) through 5.1.0 has a stack-based buffer overflow in Buffer_AppendIndentUnchecked (called from encode). Exploitation can, for example, use a large amount of indentation."}