CVE-2021-3273

PoC —

CVSS 3.1

7.2 high

EPSS

7%p94

Published

Feb 25, 2021 (Feb 25, 2021)

Modified

Jun 17, 2026

Description

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.

Vendors: nagios
Products: nagios xi
Weakness: CWE-94
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (7.2%)

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