{"action":"Upgrade mutt to 1.14.4-1 or later.","affected":[{"fixed":"1.14.4-1","introduced":"0"}],"component":"mutt","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1.14.4-1"],"id":"tcs_01M5NEMMMD3KGE0M1YDFE1EB7G","modified_at":"2026-09-11T11:01:22.474932199Z","published_at":"2020-06-21T17:15:09.603Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-14954","https://security-tracker.debian.org/tracker/CVE-2020-14954"],"severity":{"label":"medium","score":5.9},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-14954#Debian:13/mutt","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-14954"}],"summary":"Mutt before 1.14.4 and NeoMutt before 2020-06-19 have a STARTTLS buffering issue that affects IMAP, SMTP, and POP3. When a server sends a \"begin TLS\" response, the client reads additional data (e.g.,"}