CVE-2019-20197

8.8 highEPSS 23%

High (8.8) in nagios nagios xi. EPSS 23% chance of exploitation in the next 30 days.

In Nagios XI 5.6.9, an authenticated user is able to execute arbitrary OS commands via shell metacharacters in the id parameter to schedulereport.php, in the context of the web-server user account.

Severity

CVSS 3.1

8.8 high

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

EPSS: 23% chance of exploitation in the next 30 days; higher than 97% of CVEs (scores of 2026-10-31)
CWE: CWE-78
Published: 2019-12-31
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

nagios:nagios_xi

References

https://code610.blogspot.com/2019/12/postauth-rce-in-latest-nagiosxi.html
https://code610.blogspot.com/2019/12/postauth-rce-in-latest-nagiosxi.html

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