{"action":"Upgrade dovecot to 2.4.5-r0 or later.","affected":[{"fixed":"2.4.5-r0","introduced":"0"}],"component":"dovecot","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.24","exploited":false,"fixed_versions":["2.4.5-r0"],"id":"tcs_01M5NFNN71DQ8325H8X41AXGPS","modified_at":"2026-10-01T02:17:49.245754419Z","published_at":"2026-08-28T12:16:27.483Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2026-33263","https://security.alpinelinux.org/vuln/CVE-2026-33263"],"severity":{"label":"medium","score":4.3},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2026-33263#Alpine:v3.24/dovecot","url":"https://osv.dev/vulnerability/ALPINE-CVE-2026-33263"}],"summary":"When mail_max_userip_connections is set (default 10) and reached, submission-login can crash with epoll() panic caused by file descriptor handling issues. If running in high-security mode (default for"}