Release Notes for Zabbix 3.0.26rc1

Zabbix Team is pleased to announce the availability of Zabbix 3.0.26rc1.

Zabbix is an enterprise-class open source distributed monitoring solution. Zabbix is released under the GPL, thus it is free of charge for both commercial and non-commercial use. A complete text of the license is available at

This document contains the release notes for Zabbix 3.0.26rc1. Download it from download.

The following sections describe the release in details and provide late-breaking or other information that supplements its main documentation.

Bug Fixes

ZBX-15867 Fixed invalid DNS being accepted when receiving discovery contents from Zabbix proxy
ZBX-15552 Fixed compilation with LibreSSL as OpenSSL replacement and OpenSSL without PSK support
ZBX-15788 Fixed crash when substituting LLD macros in calculated item formula expression
ZBX-15670 Fixed inefficient vmware eventlog downloading
ZBX-14858 Fixed processing of unlimited vmware maxQueryMetrics value
ZBX-10496 Fixed links to installation instructions in README file
ZBX-15494 Fixed handling numbers that written in scientific notation
ZBX-15316 Fixed problem with socket inheritance preventing Windows agent from restarting under certain circumstances

Installation and Upgrade Notes


See Zabbix documentation for full details.


See Upgrade procedure for upgrade options and instructions. For version specific upgrade notes, see Upgrade notes for 3.0.26.

Commercial support

Zabbix Company provides a full range of Professional Services. We also provide trouble-free Upgrade Service for easy migration from earlier versions of Zabbix. Please Contact sales for pricing and more details.


Zabbix 3.0 Manual

Get started in 10 minutes - absolutely FREE

Download Zabbix

Zabbix is a professionally developed open-source software with no limits or hidden costs.