ZDI-CAN-28250: ZDI-26-073: Nagios Host zabbixagent_configwizard_func Command Injection Remote Code Execution Vulnerability

Published Feb 12, 2026
·
Updated

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Nagios Host. Authentication is required to exploit this vulnerability. The specific flaw exists within the zabbixagentconfigwizardfunc method. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the service account.

Other sources

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Nagios Host. Authentication is required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.2. The following CVEs are assigned: CVE-2026-2041.

ZDI

Affected Software

1 affected component
Nagios Nagios Host

Event History

Feb 12, 2026
Advisory Published
via ZDI·06:00 AM
Data Sourced
via ZDI·06:00 AM
Description
Mar 9, 2026
Advisory Published
via ZDI·11:48 PM
Data Sourced
via ZDI·11:48 PM
Affected Software
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Frequently Asked Questions

1

What is the severity of ZDI-CAN-28250?

The severity of ZDI-CAN-28250 is categorized as critical due to its potential for remote code execution.

2

How do I fix ZDI-CAN-28250?

To fix ZDI-CAN-28250, update Nagios Host to the latest version that contains the security patch.

3

What type of attack does ZDI-CAN-28250 enable?

ZDI-CAN-28250 enables remote code execution attacks on vulnerable installations of Nagios Host.

4

Is authentication required to exploit ZDI-CAN-28250?

Yes, authentication is required to exploit the ZDI-CAN-28250 vulnerability.

5

Which software versions are affected by ZDI-CAN-28250?

ZDI-CAN-28250 affects certain versions of Nagios Host, specifically those prior to the security updates addressing the vulnerability.

Contact

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ZDI-CAN-28250 - ZDI-26-073: Nagios Host zabbixagent_configwizard_func Command Injection Remote Code Execution Vulnerability - SecAlerts