agios Host monitoringwizard 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 monitoringwizard module. 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-28245.
| Link | Resource |
|---|---|
| https://www.nagios.com/changelog/nagios-xi/nagios-xi-2026r1-0-1/ | Product Release Notes |
| https://www.zerodayinitiative.com/advisories/ZDI-26-071/ | Third Party Advisory |
24 Feb 2026, 13:17
| Type | Values Removed | Values Added |
|---|---|---|
| First Time |
Nagios
Nagios nagios Xi |
|
| CPE | cpe:2.3:a:nagios:nagios_xi:2026:r1:*:*:*:*:*:* | |
| References | () https://www.nagios.com/changelog/nagios-xi/nagios-xi-2026r1-0-1/ - Product, Release Notes | |
| References | () https://www.zerodayinitiative.com/advisories/ZDI-26-071/ - Third Party Advisory | |
| CVSS |
v2 : v3 : |
v2 : unknown
v3 : 8.8 |
20 Feb 2026, 23:16
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Published : 2026-02-20 23:16
Updated : 2026-02-24 13:17
NVD link : CVE-2026-2042
Mitre link : CVE-2026-2042
CVE.ORG link : CVE-2026-2042
JSON object : View
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')