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HIGH

CVE-2026-2042

CVSS v3

8.8

HIGH

EPSS Score

1.6 %

exploit probability

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

Nagios 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 t

Technical details

CVSS v3 Vector
3.1
Published
2026-02-20
Last Modified
2026-02-24

Frequently asked questions

What is CVE-2026-2042?

Nagios 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 t

Is CVE-2026-2042 actively exploited?

Active exploitation of CVE-2026-2042 has not been confirmed. The EPSS score is 1.6%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-2042?

CVE-2026-2042 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string 3.1.

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