{"action":"Upgrade dovecot to 1:2.4.5+dfsg1-1 or later.","affected":[{"fixed":"1:2.4.5+dfsg1-1","introduced":"0"}],"component":"dovecot","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1:2.4.5+dfsg1-1"],"id":"tcs_01M5NSQXH0B6RK39HPC0TG7BFA","modified_at":"2026-10-01T03:03:16.613807801Z","published_at":"2026-08-28T12:16:30.133Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-52687","https://security-tracker.debian.org/tracker/CVE-2026-52687"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-52687#Debian:14/dovecot","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-52687"}],"summary":"An attacker that has valid credentials can select a compression algorithm for the IMAP connection whose decompression state requires a large amount of memory, and open several such connections. The me"}