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Vulnerability record · CVE-2021-3193 · published 26 January 2021

CVE-2021-3193: Nagios xi vulnerability

Nagios · Nagios Xi

Improper access and command validation in the Nagios Docker Config Wizard before 1.1.2, as used in Nagios XI through 5.7, allows an unauthenticated attacker to execute remote code as the apache user.

9.8 CVSS 3.1 Critical EPSS 9.8% · top 4.6%
9.8CVSS 3.1 base score, v2 7.5
9.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Improper access and command validation in the Nagios Docker Config Wizard before 1.1.2, as used in Nagios XI through 5.7, allows an unauthenticated attacker to execute remote code as the apache user.

CVSS:3.1/AV:N/AC:L/PR:N/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://www.nagios.com/products/security/ Vendor 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-2021-3193), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.