Release Notes for Zabbix 5.0.0alpha3

Zabbix Team is pleased to announce the availability of Zabbix 5.0.0alpha3.

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 5.0.0alpha3. Download it from here.

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-3604 Added support of user configurable ciphers for communication between Zabbix components Agent Proxy Server
ZBXNEXT-5649 Added name referencing support ('~' suffix) to jsonpath Proxy Server
ZBXNEXT-2727 Added support of JMX TabularData Java gateway
ZBXNEXT-5694 Implemented new page Monitoring->Hosts and added "Configuration" to Host context menu API Frontend
ZBXNEXT-2957 Added ability to mask macros API Frontend Server
ZBXNEXT-617 Added mass update of macros on host / template Frontend
ZBXNEXT-2613 Moved SNMP connection-related attributes to host interface level API Frontend Proxy Server
ZBXNEXT-5449 Added support of svg graph as image download Frontend
ZBXNEXT-5716 Removed mbedTLS support Agent Installation Proxy Server
ZBXNEXT-5781 Improved agent2 metric testing (-t) and printing (-p) by adding full plugin interface support and verbose testing option Agent
ZBXNEXT-3940 Added functionality to flush SNMP connections cache Proxy Server
ZBXNEXT-1561 Added nanoseconds option for zabbix_sender; thanks to Vladimir for the patch Documentation Agent
ZBXNEXT-5604 Added option to suppress logging of[] if embedded in agent configuration file Agent
ZBXNEXT-4584 Implemented auditlog API API Frontend Installation
ZBXNEXT-1797 Added HOST.ID macro support to notifications Server
ZBXNEXT-5725 Added ability to select specific severities in Monitoring->Problems Frontend
ZBXNEXT-5697 Removed support for Internet Explorer Frontend
ZBXNEXT-5698 Added filter by tags for widget "Problems by severity" and "Problem hosts" Frontend
Implemented functionality to test items Frontend Installation Proxy Server
ZBXNEXT-5514 Added functionality for Zabbix frontend customization API Frontend Installation
ZBXNEXT-5660 Added Discord media type Templates
Added database character set check Frontend Proxy Server
ZBXNEXT-5659 Added "Template DB MySQL by ODBC" Templates
ZBXNEXT-5690 Added support for libssh Proxy Server
ZBXNEXT-5646 Added support of configuration parameters HostInterface and HostInterfaceItem Agent
ZBXNEXT-5706 Replaced xml2-config to pkg-config when building with libxml2 Installation
ZBXNEXT-1423 Added ipmi.get item for IPMI sensor LLD API Frontend Proxy Server
Added support of default message templates for each media type API Frontend Server
ZBXNEXT-5639 Added available agent 2 check restriction parameters Agent
ZBXNEXT-5693 Reset page number when applying new filter, changing sort order or re-opening the page Frontend
ZBXNEXT-5554 Added webhook through proxy Frontend Proxy Server
ZBXNEXT-1898 Implemented strong cryptography for encoding frontend passwords API
ZBXNEXT-5592 Dropped IBM DB2 database support for Zabbix server API Frontend Installation Proxy Server
ZBXNEXT-1085 Added available agent check restriction parameters Agent Proxy Server
ZBXNEXT-4700 Reworked new action operation form as popup Frontend
ZBXNEXT-5412 Reworked new condition forms as popup API Frontend
ZBXNEXT-1989 Increased maximum item key length to 2048 chars API Frontend Agent Proxy Server
ZBXNEXT-5414 Moved maintenance period configuration settings to modal window to decrease page refresh count Frontend
ZBXNEXT-5538 Moved Administration->User groups pages to MVC framework API Frontend Installation
ZBX-11991 Reworked event correlation operations page Frontend
ZBXNEXT-5413 Reworked discovery checks form as popup Frontend
ZBXNEXT-170 Implemented possibility to "unlink" specific templates in hosts and templates massupdate Frontend
ZBXNEXT-3322 Implemented popup submenus on page headings instead of select controls Frontend

Bug Fixes

ZBX-17409 Fixed item mysql.dbsize in Template DB MySQL Templates
ZBX-17173 Improved windows agent build scripts Installation
ZBX-17344 Fixed PHP 7.4 errors in Latest data->History page for text and log items having an empty filter Frontend
ZBX-17288 Fixed undefined indexes in Administration->Regular expressions->Test tab Frontend
ZBX-17330 Fixed error reading vmware events with keys over 2^31 Proxy Server
ZBX-17272 Changed translation strings to yield order number in argument API Frontend
ZBX-17426 Fixed agen2 build with go 1.14 Agent
ZBX-16802 Added mtime-reread/mtime-noreread options parameter to log* keys Frontend Agent
ZBX-17350 Fixed displaying of multiple value types in Latest data->History page Frontend
ZBX-17284 Fixed macro {EVENT.VALUE} is not substituted properly in webhooks Server
ZBX-17027 Fixed broken layout in usergroup page Frontend
ZBX-17390 Fixed validation of the maximum selected period Frontend
ZBX-17205 Fixed inability to add more than one space in auto-expandable fields like macros and tags Frontend
ZBX-17347 Fixed order of setting the Severity in the columns in the filters to vertical Frontend
ZBX-17308 Fixed unreachable code notice in a generic popup Frontend
ZBX-17185 Fixed non-disappearing messages of failed login attempts Frontend
ZBX-17180 Fixed undefined index in maps for trigger elements with no permissions Frontend
ZBX-17322 Fixed deadlock between server and frontend when updating multiple hosts Server
ZBX-9057 Fixed duplicate entries being written into in profiles table Frontend Installation
ZBX-17159 Fixed overlay dialogue instantiation Frontend
ZBX-17108 Improved process utilization calculation Proxy Server
ZBX-17269 Fixed undefined indexes in history page Frontend
ZBX-17342 Dump memory statistics and items with most values when value cache is fully used Server
ZBX-16928 Upgraded Duktape version from 2.3.0 to 2.4.0 Proxy Server
ZBX-16926 Fix INT_MAX error when compiling on SunOS/Joyent/Solaris Proxy Server
ZBX-17295 Fixed IPMI sensor LLD JSON output Proxy Server
ZBX-17222 Fixed unlimited data selection in Latest data view Frontend
ZBX-17213 Fixed Zabbix proxy not to execute remote commands on Zabbix agent with timeout and not to wait for execution result Proxy
ZBX-17201 Fixed snmp trapper processes exceeding 1000% Server
ZBX-17121 Improved proxy configuration synchronization performance on server when using Oracle database Server
ZBX-17174 Fixed sorting of Webhook parameters using natural sort order API Frontend
ZBX-17171 Fixed padding of dashboard controls while in edit mode Frontend
ZBX-17220 Fixed several PHP 7.4 compatibility issues API Frontend
ZBX-17050 Fixed allowed hosts parsing by agent2 Agent
ZBX-16827 Fixed applications being unlinked from items when both items and applications are not discovered anymore Server
ZBX-16697 Implemented preloader in popups Frontend
ZBX-17054 Fixed undefined index in discovery checks Frontend
ZBX-17035 Internal events are not created if there is no enabled internal actions Server
ZBX-16965 Fixed link/unlink template operation execution order Server
ZBX-17165 Fixed incorrect validation in XML conversion chain duo wrong XML type for tag tls_accept, added 5.0 XML schema API
ZBX-17170 Fixed saving of cloned actions when one of its operations was modified Frontend
ZBX-12899 Fixed check for circular dependencies of navigation tree items Frontend Installation
ZBX-17049 Fixed non well formed numeric value in maintenance.create and maintenance.update; fixed undefined index in maintenance create and update popup API Frontend
ZBX-17066 Fixed wrongly positioned context menu when launched by keyboard Frontend
ZBX-402 Fixed latest data reloading to updating asynchronously Frontend
ZBX-16695 Changed default width of various screen elements in Zabbix templates from 500 to 750 pixels Templates
ZBX-11764 Fixed automake scripts; thanks to Tomasz Kłoczko for the patch Installation

Installation and Upgrade Notes


See Zabbix指导手册。 for full details.


See 升级指南 for upgrade options and instructions. For version specific upgrade notes, see Upgrade notes for 5.0.0.

Commercial support

Zabbix Company provides a full range of Professional Services. We also provide trouble-free 升级服务 for easy migration from earlier versions of Zabbix. Please 联系我们 for pricing and more details.


Zabbix 5.0 Manual