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CVE-2026-23937

Host PSK extraction in Zabbix API

Medium6.0EPSS 0.38%
Published
Updated
Reserved
Assigned by
Zabbix

Description

The Zabbix API host.get action can be exploited by authenticated users to extract a host's PSK key leading to potential loss of data integrity.

Scores

CVSS scores of CVE-2026-23937, by who scored it
Scored byCVSSScoreVector
ZabbixCNA (assigner)4.0Medium6.0CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N
NVDNVD · Analyzed4.0Medium6.0CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS (exploitation in 30 days)
0.38% · top 68% of all CVEs (5 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.0.

Weakness

Affected products

  • Zabbix · Zabbix

    • affected 6.0.0 – ≤ 6.0.46
    • affected 7.0.0 – ≤ 7.0.27
    • affected 7.4.0 – ≤ 7.4.11

What to do

Solution: Update the affected components to their respective fixed versions.

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .