Release Notes for Zabbix 4.0.45rc1

Zabbix Team is pleased to announce the availability of Zabbix 4.0.45rc1.

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 4.0.45rc1. 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-22520 Fixed versions of integrations Templates
ZBX-22026 Fixed SNMP agent item going to unsupported state on NULL result Proxy Server
ZBX-22050 Fixed spoofing X-Forwarded-For request header allowing to access Zabbix frontend in maintenance mode Frontend

Installation and Upgrade Notes


See Zabbixマニュアル for full details.


See Upgrade procedure for upgrade options and instructions. For version specific upgrade notes, see Upgrade notes for 4.0.45.

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 営業への問い合わせ for pricing and more details.


Zabbix 4.0 Manual