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Medium 6.9Published Aug 18, 2026
CVE-2026-1199API and Frontend login lockout race condition
Updated under an hour ago ()
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It affects Zabbix. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 6.9 MEDIUM (v4.0, CNA)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
- Weakness (CWE)
- CWE-362
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Zabbix
- NVD analysis
- Analyzed
- Record last updated
- Aug 18, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Zabbix Zabbix zabbix:zabbix (from the name) | from 6.0.0 through 6.0.46; fixed at 6.0.47; from 7.0.0 through 7.0.27; fixed at 7.0.28; from 7.4.0 through 7.4.11; fixed at 7.4.12 | CNA record |
zabbix zabbix zabbix:zabbix | from 6.0.0 before 6.0.47; from 7.0.0 before 7.0.28; from 7.4.0 before 7.4.12 | NVD |
References
- https://support.zabbix.com/browse/ZBX-28076vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.