Release Notes for Zabbix 6.2.5rc1

Zabbix Team is pleased to announce the availability of Zabbix 6.2.5rc1.

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 6.2.5rc1. Download it from download.

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

New Features and Improvements

ZBXNEXT-8040 Added object-based JSON parsing and JSONPath optimizations Proxy Server
ZBX-21588 Optimized the template Kubernetes nodes by HTTP Templates
ZBXNEXT-7903 Added templates for Azure PostgreSQL servers Templates
ZBXNEXT-7949 Added a preposition "by" to template names Templates
ZBX-20478 Fixed the script Kubernetes cluster state Templates
ZBXNEXT-6844 Added Cisco Meraki template Templates
ZBXNEXT-8009 Added JSONPath optimizations Proxy Server
ZBXNEXT-7940 Added the template OS processes by Zabbix agent Templates

Bug Fixes

ZBX-17419 Optimized API queries when searching through names in hosts and items tables API Server
ZBX-21534 Reverted fix for parsing of backslashes in quoted function parameters API
ZBX-21536 Reverted fix for backslash escape in the trigger expression constructor Frontend
ZBX-21631 Changed UUIDs of active agent availability metrics in Windows and Linux templates Templates
ZBX-21818 Added escaping of macro values in script item parameters Server
ZBX-21830 Fixed syntax of a message identifier in the In-Reply-To e-mail header field Server
ZBX-21828 Fixed undefined index "suppress_until" in the Problems by severity widget Frontend
ZBX-21816 Fixed the "i" icon alignment in the Info column in Problems section with compact view Frontend
ZBX-19813 Reworked inteface updates in template linking and LLD Server
ZBX-20320 Fixed order of checkboxes in user role view; added vertical display to CCheckBoxList; removed CSeverityCheckBoxList Frontend
ZBX-21869 Fixed database upgrade from 5.0 on setups requiring primary keys for tables
ZBX-21620 Changed an update interval for the passwd checksum item in OS templates to 15m Templates
ZBX-21825 Improved history syncer performance Server
ZBX-21616 Fixed an error due to non-existent macros in custom expressions Server
ZBX-21786 Fixed the 'invalid timeout' error occurring after script item parameters removal Proxy Server
ZBX-21823 Fixed vfs.fs.inode and vfs.fs.get to handle file systems with zero total inodes count Agent
ZBX-21785 Updated Actions checkboxes in the Audit log form filter for User directory and Autoregistration Frontend
ZBX-21765 Removed HTTP header "Accept-Encoding" from defaults in a web scenario step request Server
ZBX-21715 Fixed Zabbix JS (zabbix_js) crash when parsing short version of "timeout" option -t
ZBX-21655 Updated VMware datastore discovery to prevent returning the same datastore multiple times Proxy Server
ZBX-21468 Fixed synchronization of the "hstgrp" configuration table Proxy
ZBX-21677 Fixed checkbox resetting in Monitoring->Latest data and Monitoring->Problems Frontend
ZBX-21687 Fixed persistent preloader icons over dashboard widgets on Safari 16 Frontend
ZBX-21689 Modified proc.num item to prevent agent crash on Windows when 'user' parameter is set Agent
ZBX-22050 Fixed spoofing X-Forwarded-For request header allows to access Frontend in maintenace 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 6.2.5.

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 6.2 Manual