CVE-2026-23930

An unauthenticated user is able to cause disproportionate CPU load on the Frontend webserver by sending specifically crafted requests to the Frontend popup.testtriggerexpr action, leading to potential denial of service.

Score

CVSS 3.1 7.5 High

Status

Analyzed - security@zabbix.com

Published

2026-08-18

Last modified

2026-08-18

Weaknesses

CWE-405

Affected products

• Zabbix (Zabbix)

References

• https://support.zabbix.com/browse/ZBX-28069