{"action":"Upgrade python3.14 to 3.14.7-1 or later.","affected":[{"fixed":"3.14.7-1","introduced":"0"}],"component":"python3.14","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["3.14.7-1"],"id":"tcs_01M5NQWF8BKQB70BPTS0RWSVS3","modified_at":"2026-10-24T10:00:58.552329532Z","published_at":"2026-08-10T14:17:21.560Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-18503","https://security-tracker.debian.org/tracker/CVE-2026-18503"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-18503#Debian:14/python3.14","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-18503"}],"summary":"Attacker-controlled CSV samples can trigger super-linear regular-expression work during dialect sniffing and consume significant CPU when applications pass unbounded input to csv.Sniffer.sniff()."}