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Vulnerability record · CVE-2020-15901 · published 22 July 2020

CVE-2020-15901: Nagios xi vulnerability

Nagios · Nagios Xi

In Nagios XI before 5.7.3, ajaxhelper.php allows remote authenticated attackers to execute arbitrary commands via cmdsubsys.

8.8 CVSS 3.1 High EPSS 22% · top 2.4%
8.8CVSS 3.1 base score, v2 7.5
22%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

In Nagios XI before 5.7.3, ajaxhelper.php allows remote authenticated attackers to execute arbitrary commands via cmdsubsys.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://insinuator.net/2020/07/security-advisories-for-nagios-xi/ Third Party Advisory
https://www.nagios.com/downloads/nagios-xi/change-log/ Release NotesVendor Advisory
https://www.nagios.com/products/security/ Vendor Advisory
https://insinuator.net/2020/07/security-advisories-for-nagios-xi/ Third Party Advisory
https://www.nagios.com/downloads/nagios-xi/change-log/ Release NotesVendor Advisory
https://www.nagios.com/products/security/ Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2020-15901), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.