{"action":"Upgrade fetchmail to 6.5.6-1 or later.","affected":[{"fixed":"6.5.6-1","introduced":"0"}],"component":"fetchmail","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["6.5.6-1"],"id":"tcs_01M5NP55HHMV53E8GJEZPPXAYA","modified_at":"2026-10-23T18:04:36.970288383Z","published_at":"2025-10-04T03:15:37.870Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-61962","https://security-tracker.debian.org/tracker/CVE-2025-61962"],"severity":{"label":"medium","score":5.9},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-61962#Debian:14/fetchmail","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-61962"}],"summary":"In fetchmail before 6.5.6, the SMTP client can crash when authenticating upon receiving a 334 status code in a malformed context."}