{"action":"Upgrade fetchmail to 6.4.22-1 or later.","affected":[{"fixed":"6.4.22-1","introduced":"0"}],"component":"fetchmail","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["6.4.22-1"],"id":"tcs_01M5NFXVR5B2KZA252R9WFZQY6","modified_at":"2026-10-23T18:03:27.179571700Z","published_at":"2021-08-30T06:15:06.450Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-39272","https://security-tracker.debian.org/tracker/CVE-2021-39272"],"severity":{"label":"medium","score":5.9},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-39272","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-39272"}],"summary":"Fetchmail before 6.4.22 fails to enforce STARTTLS session encryption in some circumstances, such as a certain situation with IMAP and PREAUTH."}