CVE-2026-2041CWE-78

Nagios Host zabbixagent_configwizard_func Command Injection Remote Code Execution Vulnerability

High · published February 20, 2026

Patch now

High probability of exploitation

CVSS calls it high at 7.2. It sits in the 99.5th percentile for exploit probability.

CVSS v3.0
7.2
EPSS
76%
Percentile
99.5
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.0
7.2 · HIGH
Vector
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.75586 · 99.5th percentile
Weakness
CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2026-02-20T22:22Z
EPSS history
Timeline
  • 20 FEB 22:22Z
    Nagios Host zabbixagent_configwizard_func Command Injection Remote Code Execution Vulnerability
    cvelistv5