Linux · Rocky Linux · Security advisory · May 7, 2026

RLSA-2026:13830: dovecot security update

RLSA-2026:13830, released May 7, 2026, fixes 3 CVEs in dovecot (version 1:2.3.16-7.el8_10). None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
3
None rated Critical
Exploited
0
None reported
Highest CVSS
7.5
Base score, 0 to 10
Highest EPSS
0.0080
56th percentile

Priority of the 3 CVEs

Patch now 0 Urgent 0 High 3 Routine 0

Fixed package versions

ProductReleaseFixed in
dovecotrocky 81:2.3.16-7.el8_10

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
High CVE-2026-27858 dovecot23: This update for dovecot23 fixes the following issues: - CVE-2024-23184: parsing of messages containing many address...7.5 0.0080 None reported
High CVE-2025-59032 dovecot: ManageSieve AUTHENTICATE command crashes when using literal as SASL initial response7.5 0.0073 None reported
High CVE-2026-27857 dovecot23: This update for dovecot23 fixes the following issues: - CVE-2024-23184: parsing of messages containing many address...7.5 0.0068 None reported
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