CVE-2025-34227

HIGH EPSS 97.7%
Published Sep 25, 20259mo ago · Modified Jun 17, 20261w ago
8.6 CVSS 4.0
High
Find Similar
Published Sep 25, 2025 9mo ago
Last Modified Jun 17, 2026 1w ago

Description

Nagios XI < 2026R1 is vulnerable to an authenticated command injection vulnerability within the MongoDB Database, MySQL Query, MySQL Server, Postgres Server, and Postgres Query wizards. It is possible to inject shell characters into arguments provided to the service and execute arbitrary system commands on the underlying host as the `nagios` user.

CVSS Details

Base Score
8.6
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required High
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
97.7% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-78 OS Command Injection Injection

Affected Products 1

VendorProductVersionRange
nagiosnagios_xi* ≤2026

References 4

  • theyhack.me https://theyhack.me/CVE-2025-34227-Nagios-XI-Wizard-Command-Injection/
    ExploitThird Party Advisory
  • nagios.com https://www.nagios.com/changelog/
    Release Notes
  • nagios.com https://www.nagios.com/products/security/
    Vendor Advisory
  • vulncheck.com https://www.vulncheck.com/advisories/nagios-xi-config-wizard-auth-command-injection
    Third Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.