{"action":"Upgrade nim to 1.2.6-1 or later.","affected":[{"fixed":"1.2.6-1","introduced":"0"}],"component":"nim","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["1.2.6-1"],"id":"tcs_01M5NENM2F72KFW7SPA2C04M9Y","modified_at":"2026-09-11T11:01:35.641231281Z","published_at":"2021-01-30T06:15:12.587Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-15690","https://security-tracker.debian.org/tracker/CVE-2020-15690"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-15690","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-15690"}],"summary":"In Nim before 1.2.6, the standard library asyncftpclient lacks a check for whether a message contains a newline character."}