CVE-2026-2041Nagios Host zabbixagent_configwizard_func Command Injection Remote Code Execution Vulnerability
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Nagios Host zabbixagent_configwizard_func Command Injection Remote Code Execution Vulnerability. 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 zabbixagent_configwizard_func 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. Was ZDI-CAN-28250.
- CVSS
- 7.2 HIGH (v3.0, CNA)CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-78
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- zdi
- NVD analysis
- Analyzed
- Record last updated
- Feb 26, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Nagios Host nagios:host (from the name) | 2026R1 | CNA record |
nagios nagios_xi nagios:nagios_xi | 2026 | NVD |
References
- https://www.zerodayinitiative.com/advisories/ZDI-26-073/x-research-advisory, third-party-advisory
- https://www.nagios.com/changelog/nagios-xi/nagios-xi-2026r1-0-1/vendor-advisory, product, release-notes
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.