{"action":"Upgrade dovecot to 1:2.4.1+dfsg1-6+deb13u1 or later.","affected":[{"fixed":"1:2.4.1+dfsg1-6+deb13u1","introduced":"0"}],"component":"dovecot","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1:2.4.1+dfsg1-6+deb13u1"],"id":"tcs_01M5NN9AWPFB43BP51VKFSR6NE","modified_at":"2026-10-08T09:47:27.583058424Z","published_at":"2025-10-31T09:15:47.313Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-30189","https://security-tracker.debian.org/tracker/CVE-2025-30189"],"severity":{"label":"high","score":7.4},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-30189","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-30189"}],"summary":"When cache is enabled, some passdb/userdb drivers incorrectly cache all users with same cache key, causing wrong cached information to be used for these users. After cached login, all subsequent login"}