VULNERABILITY INTELLIGENCE

CVE-2021-3273

CVSS score7.2 HIGH

EPSS probability7.21%

CISA KEVNot currently listed

Published2021-02-25

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

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.

Weakness classification

nvd@nist.gov: CWE-94

Primary references

cve@mitre.org — Exploit, Third Party Advisory
cve@mitre.org — Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Release Notes, Vendor Advisory