Auth bypass in Nagios Xi

CVE-2024-13994

Nagios XI versions prior to 2024R1.1.2 contain a missing authorization control when the 'Allow Insecure Logins' option is enabled. Under this configuration, any user can create valid login credentials for other users without proper authorization. This can lead to unauthorized account creation, privilege escalation, or full compromise of the Nagios XI web interface depending on the target account.

Vulnerability class: Broken Access Control

EPSS: 0.009 (54.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-13994?
CVE-2024-13994 is a critical-severity vulnerability in Nagios Xi, classified under Missing Authorization. CVSS score: 9.8/10. Published 2025-10-30.
How severe is CVE-2024-13994?
Critical severity. CVSS v3 base score is 9.8 out of 10.