{"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:14","exploited":false,"fixed_versions":["1.2.6-1"],"id":"tcs_01M5NENMTBQ39PE5N62PMMT4H4","modified_at":"2026-10-26T12:02:27.019762964Z","published_at":"2020-08-14T19:15:12.677Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-15694","https://security-tracker.debian.org/tracker/CVE-2020-15694"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-15694#Debian:14/nim","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-15694"}],"summary":"In Nim 1.2.4, the standard library httpClient fails to properly validate the server response. For example, httpClient.get().contentLength() does not raise any error if a malicious server provides a ne"}