CVE-2026-23934

EUVD-2026-60738
An authenticated user is able to cause disproportionate CPU load on the Frontend webserver by sending specifically crafted requests to the Frontend validate.api.exists action, leading to potential denial of service.
Amplification
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 27.01%
Affected Products (NVD)
VendorProductVersion
zabbixzabbix
7.4.0 ≤
𝑥
< 7.4.12
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
zabbix
bookworm
1:6.0.14+dfsg-1
fixed
forky
1:7.0.29+dfsg-2
fixed
sid
1:7.0.29+dfsg-2
fixed
trixie
1:7.0.22+dfsg-1~deb13u1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
zabbix
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
dne
resolute
needs-triage
trusty
needs-triage
xenial
needs-triage
Common Weakness Enumeration
References
https://support.zabbix.com/browse/ZBX-28072