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PatchSiren cyber security CVE debrief

CVE-2026-23925 Zabbix CVE debrief

CVE-2026-23925 is a medium-severity vulnerability in Zabbix that allows an authenticated user with template/host write permissions to create unauthorized hosts, potentially leading to confidentiality loss. The vulnerability has a CVSS score of 5.1 and was published on March 6, 2026.

Vendor
Zabbix
Product
Unknown
CVSS
MEDIUM 5.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-03-06
Original CVE updated
2026-06-05
Advisory published
2026-03-06
Advisory updated
2026-06-05

Who should care

Users of Zabbix, especially those with User role and template/host write permissions, should be aware of this vulnerability and take necessary actions to mitigate it.

Technical summary

An authenticated Zabbix user (User role) with template/host write permissions can create objects via the configuration.import API, leading to confidentiality loss by creating unauthorized hosts.

Defensive priority

MEDIUM

Recommended defensive actions

  • Apply patches or updates provided by Zabbix to fix the vulnerability.
  • Restrict template/host write permissions to authorized users only.
  • Monitor Zabbix systems for suspicious activity.

Evidence notes

The vulnerability is confirmed by the Zabbix vendor and has been analyzed by the National Vulnerability Database (NVD).

Sources and references

Verified primary and authoritative sources

  • CVE-2026-23925 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-23925

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-23925 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-23925

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.