(The Zabbix API host.get action can be exploited by authenticated users ...) (CVE-2026-23937)
Description
CVE-2026-23937 is a medium severity vulnerability in the Zabbix API host.get action that can be exploited by authenticated users. It affects multiple specific Ubuntu package versions of Zabbix. The vulnerability allows an authenticated user with low privileges to perform actions with partial impact on confidentiality and high impact on integrity. No known exploits are reported in the wild. No patch or remediation information is provided in the available data.
CVSS v4.0
Affected software
pkg:deb/ubuntu/zabbix?arch=source&distro=esm-infra-legacy/trustypkg:deb/ubuntu/zabbix?arch=source&distro=esm-apps/xenialpkg:deb/ubuntu/zabbix?arch=source&distro=esm-apps/bionicpkg:deb/ubuntu/zabbix?arch=source&distro=esm-apps/focalpkg:deb/ubuntu/zabbix?arch=source&distro=esm-apps/jammypkg:deb/ubuntu/zabbix?arch=source&distro=resoluteRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Zabbix API host.get action contains a vulnerability exploitable by authenticated users with low privileges. According to the CVSS 4.0 vector, the attack requires network access, low attack complexity, partial privileges, no user interaction, and results in low confidentiality impact but high integrity impact. The vulnerability affects numerous specific Ubuntu package versions of Zabbix, spanning multiple LTS releases. No vendor advisory or patch information is provided in the data, and no known exploits have been reported.
Potential Impact
An authenticated user with low privileges can exploit this vulnerability to affect the integrity of the Zabbix system, potentially modifying or interfering with host data via the API. Confidentiality impact is low, and availability and authentication are not impacted. There are no known active exploits in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch or official fix information is provided, users should monitor vendor channels for updates and consider restricting API access to trusted users until a fix is available.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- UBUNTU-CVE-2026-23937
- Osv Schema Version
- 1.7.0
- Ecosystems
- ["Ubuntu:Pro:14.04:LTS","Ubuntu:Pro:16.04:LTS","Ubuntu:Pro:18.04:LTS","Ubuntu:Pro:20.04:LTS","Ubuntu:Pro:22.04:LTS","Ubuntu:26.04:LTS"]
- Cvss Version
- 4.0
Threat ID: 6a870a6dacd9273b49b5896f
Added to database: 08/20/2026, 14:08:45 UTC
Last enriched: 08/20/2026, 14:24:37 UTC
Last updated: 10/05/2026, 06:48:15 UTC
Views: 33
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