{"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_01M5NRX292P935ME5SYGXQQCHE","modified_at":"2026-10-01T03:03:11.379910066Z","published_at":"2026-08-28T12:16:28.363Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-40015","https://security-tracker.debian.org/tracker/CVE-2026-40015"],"severity":{"label":"medium","score":4.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-40015#Debian:14/dovecot","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-40015"}],"summary":"An attacker that has valid credentials can open many connections to the imap-hibernate service and send invalid commands, which can intermittently cause an out-of-bounds read and crash the process. Th"}