CVE-2026-23930High· 7.5▾ TwilightAn 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.
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 41.3 · likelihood 0.1 · exploitation 0
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Exploit-prediction probability, daily snapshots since Sep 8.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.2%
0.2% → 0.6%
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.
zabbix >= 6.0.0, < 6.0.47zabbix >= 7.0.0, < 7.0.27zabbix >= 7.4.0, < 7.4.11Upgrade past the affected range:
zabbix 7.4.11Connected by shared product, vendor, weakness, or advisory.
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