VulnSocial

CVE-2026-2042General(nagios / nagios_xi)

LOWCVSS 8.8 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD 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 the context of the service account. Was ZDI-CAN-28245.

nagios CVEsBack to dashboard
0.0/ 10 priority

Sources & remediation

Vendor / third-party advisories
Other references
Weakness type (CWE)
CWE-78

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • nagios_xi

Threat summary

  • 2 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Technical details provided in 2 signals
  • General: 1 classified signal
  • Disclosure: 1 classified signal
  • Peaked 1d ago at 1 mentions (2026-02-20); latest day: 1
  • 2 total mentions across 2 days

Affected systems

Vendors
nagios
Products
nagios_xi

1 version affected across 1 product

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-02-20: 1Mentions · 2026-02-24: 1Technical Details · 2026-02-20: 1Technical Details · 2026-02-24: 102-2002-24
Signal classification2 categories
General
150.0%
Disclosure
150.0%
Referenced assets2 URLs
Classification over time
DateTotalLabels
2026-02-201
General1
2026-02-241
Disclosure1
Full discourse2 posts
  • The Hacker Wire@TheHackerWire
    Disclosure

    🟠 CVE-2026-2042 - High Nagios Host monitoringwizard Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Nagios Hos... https://www.thehackerwire.com/vulnerability/CVE-2026-2042/ https://t.co/HEzQZ9fFRS

    Post summary

    The post announces a high‑severity command injection vulnerability (CVE‑2026‑2042) in Nagios Host monitoringwizard that permits remote code execution.

    0000052
    113 followersView on X
  • CVE@CVEnew
    General

    CVE-2026-2042 Nagios Host monitoringwizard Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected ins… https://www.cve.org/CVERecord?id=CVE-2026-2042

    Post summary

    The text notes the CVE-2026-2042 command injection RCE in Nagios Host monitoringwizard and links to the CVE record, but provides no PoC, exploit code, active exploitation, or patch details.

    0000077
    56.4K followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appnagiosnagios_xi2026--

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