Release Notes for Zabbix 4.0.22

Zabbix Team is pleased to announce the availability of Zabbix 4.0.22.

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 http://www.gnu.org/copyleft/gpl.txt.

This document contains the release notes for Zabbix 4.0.22. 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-3588 Improved Zabbix server performance when evaluating trigger, discovery, autoregistration and internal actions

Bug Fixes

ZBX-18057 Fixed security vulnerability CVE-2020-15803 (Stored XSS attack on URL widget)
ZBX-17720 Exclude disabled items from preprocessing configuration sync
ZBX-17851 Fixed possible deadlocks when deleting escalations
ZBX-17406 Fixed null value for a field of CompositeData in JMX discovery
ZBX-17891 Changed log, log.count monitoring to ignore file modification time
ZBX-17697 Fixed strict DFSG compliance issue in using minified jQuery sources
ZBX-16461 Fixed recovery expression for "link down" trigger and updated for following zabbix template guidelines
ZBX-17702 Fixed escalation cancellation message not being sent when action is disabled
ZBX-17480 Fixed context of {$TEMP_CRIT} macro in Temperature trigger prototype
ZBX-17694 Fixed high memory consumption when using dependent items
ZBX-17780 Fixed memory leak
ZBX-17577 Fixed remove of selected items in multiselect
ZBX-17226 Fixed confusing error message being displayed if dbversion table cannot be found
ZBX-17801 Shadow global auto_increment MySQL variables only for proxy

Installation and Upgrade Notes

Installation

See Zabbixマニュアル for full details.

アップグレードサービス

See Upgrade procedure for upgrade options and instructions. For version specific upgrade notes, see Upgrade notes for 4.0.22.

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.

References

Zabbix 4.0 Manual

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