CVE-2026-1199CWE-362

CVE-2026-1199

Low · published August 18, 2026

CVSS v3.1
3.7
EPSS
0%
Percentile
5.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
3.7 · LOW
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
CVSS v4.0
6.9 · 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
EPSS
0.00166 · 5.6th percentile
Weakness
CWE-362 · Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Published
2026-08-18T17:17Z
Affected products (3)
ProductVersionsFixed in
zabbix/zabbix≥ 6.0.0, < 6.0.476.0.47
zabbix/zabbix≥ 7.0.0, < 7.0.287.0.28
zabbix/zabbix≥ 7.4.0, < 7.4.127.4.12
References (1)
https://support.zabbix.com/browse/ZBX-28076 · [email protected]
EPSS history
Timeline
  • 18 AUG 12:15Z
    API and Frontend login lockout race condition
    cvelistv5