How severe is CVE-2026-2041?

CVE-2026-2041 has a CVSS 3.0 base score of 7.2 (HIGH). EPSS estimates a 74.2% probability of exploitation in the next 30 days.

CVE-2026-2041: Nagios Host zabbixagent_configwizard

Description

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.

Severity

CVSS 3.0 · CNA7.2 HIGH

CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

SSVC · CISA-ADP

Exploitationnone

Automatableno

Technical impacttotal

Exploitation Context

as of October 14, 2026

All KEV statistics→

Its current EPSS score (74.2%) is higher than that of 60% of CISA KEV entries.

Affected Products

Vendor	Product	Affected versions
Nagios	Nagios Host	2026R1

References

2 Links

Vendor advisories

vendor-provided URL

Other references

ZDI-26-073

Record Details

Published

2026-02-20

Last updated

2026-02-26

Assigner (CNA)

zdi

Credited to

More from Nagios

CVE-2026-20437.2 HIGH

Nagios Host esensors_websensor_configwizard_func Command Injection Remote Code Execution Vulnerability

NagiosEPSS 74.2%2026-02-20

Tool categories

Application Security Tools Penetration Testing Tools

CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.

CVE-2026-2041