CVE-2026-2041

Nagios Host zabbixagent_configwizard_func Command Injection Remote Code Execution Vulnerability

HIGH
8.8
CVSS Score
Published: February 20, 2026 at 10:22 PM UTC
Updated: June 17, 2026 at 10:30 AM UTC
2 products affected across 1 vendorNagios XINagios Host

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Severity
HIGH8.8
Exploit prediction
EPSS 76%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (2)

x_research-advisoryThird Party Advisory
Source: cverecord
https://www.zerodayinitiative.com/advisories/ZDI-26-073/
Vendor AdvisoryProductRelease Notes
Source: cverecord
https://www.nagios.com/changelog/nagios-xi/nagios-xi-2026r1-0-1/

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-78

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