{"id":"RHSA-2026:17628","summary":"Red Hat Security Advisory: dovecot security update","modified":"2026-05-20T10:08:41Z","published":"2026-05-15T10:15:09Z","upstream":["CVE-2025-59032","CVE-2026-27857","CVE-2026-27858"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:17628"},{"type":"ARTICLE","url":"https://access.redhat.com/security/updates/classification/#important"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2452172"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2452175"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2452179"},{"type":"ADVISORY","url":"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_17628.json"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-59032"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2025-59032"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-59032"},{"type":"ARTICLE","url":"https://documentation.open-xchange.com/dovecot/security/advisories/csaf/2026/oxdc-adv-2026-0001.json"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-27857"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-27857"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-27857"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-27858"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-27858"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-27858"}],"affected":[{"package":{"name":"dovecot","ecosystem":"Red Hat:rhel_e4s:9.2::appstream","purl":"pkg:rpm/redhat/dovecot"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.3.16-8.el9_2.2"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:17628.json"}},{"package":{"name":"dovecot-debuginfo","ecosystem":"Red Hat:rhel_e4s:9.2::appstream","purl":"pkg:rpm/redhat/dovecot-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.3.16-8.el9_2.2"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:17628.json"}},{"package":{"name":"dovecot-debugsource","ecosystem":"Red Hat:rhel_e4s:9.2::appstream","purl":"pkg:rpm/redhat/dovecot-debugsource"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.3.16-8.el9_2.2"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:17628.json"}},{"package":{"name":"dovecot-mysql","ecosystem":"Red Hat:rhel_e4s:9.2::appstream","purl":"pkg:rpm/redhat/dovecot-mysql"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.3.16-8.el9_2.2"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:17628.json"}},{"package":{"name":"dovecot-mysql-debuginfo","ecosystem":"Red Hat:rhel_e4s:9.2::appstream","purl":"pkg:rpm/redhat/dovecot-mysql-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.3.16-8.el9_2.2"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:17628.json"}},{"package":{"name":"dovecot-pgsql","ecosystem":"Red Hat:rhel_e4s:9.2::appstream","purl":"pkg:rpm/redhat/dovecot-pgsql"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.3.16-8.el9_2.2"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:17628.json"}},{"package":{"name":"dovecot-pgsql-debuginfo","ecosystem":"Red Hat:rhel_e4s:9.2::appstream","purl":"pkg:rpm/redhat/dovecot-pgsql-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.3.16-8.el9_2.2"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:17628.json"}},{"package":{"name":"dovecot-pigeonhole","ecosystem":"Red Hat:rhel_e4s:9.2::appstream","purl":"pkg:rpm/redhat/dovecot-pigeonhole"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.3.16-8.el9_2.2"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:17628.json"}},{"package":{"name":"dovecot-pigeonhole-debuginfo","ecosystem":"Red Hat:rhel_e4s:9.2::appstream","purl":"pkg:rpm/redhat/dovecot-pigeonhole-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.3.16-8.el9_2.2"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:17628.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}