Nagios XI < 5.7 Code Injection

high Nessus Plugin ID 150056


The remote host has a web application affected by a code injection vulnerability.


Nagios XI below 5.7 is affected by code injection in the /nagiosxi/admin/graphtemplates.php component. To exploit this vulnerability, someone must have an admin user account in Nagios XI's web system.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.


Upgrade Nagios XI 5.7.0 or later.

See Also

Plugin Details

Severity: High

ID: 150056

File Name: nagiosxi_5_7.nasl

Version: 1.6

Type: combined

Agent: unix

Family: CGI abuses

Published: 5/28/2021

Updated: 6/5/2024

Configuration: Enable thorough checks

Supported Sensors: Nessus Agent, Nessus

Risk Information


Risk Factor: Medium

Score: 6.7


Risk Factor: High

Base Score: 9

Temporal Score: 7

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

CVSS Score Source: CVE-2021-3273


Risk Factor: High

Base Score: 7.2

Temporal Score: 6.5

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

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:nagios:nagios_xi

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2/25/2021

Vulnerability Publication Date: 2/25/2021

Reference Information

CVE: CVE-2021-3273

IAVB: 2024-B-0017-S