CVE-2026-1199

EUVD-2026-60733
Zabbix API and Frontend login lockout mechanism has a flaw where several unsuccessful login requests are not properly counted towards the block counter if sent simultaneously, potentially allowing for more password guesses than intended.
Race Condition
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
ZabbixCNA
6.9 MEDIUM
NETWORK
LOW
NONE
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
zabbixzabbix
6.0.0 ≤
𝑥
≤ 6.0.46
CNA
zabbixzabbix
7.0.0 ≤
𝑥
≤ 7.0.27
CNA
zabbixzabbix
7.4.0 ≤
𝑥
≤ 7.4.11
CNA
Common Weakness Enumeration
References
https://support.zabbix.com/browse/ZBX-28076