Vulnerability in Nagios Xi

CVE-2024-14006

Nagios XI versions prior to 2024R1.2.2 contain a host header injection vulnerability. The application trusts the user-supplied HTTP Host header when constructing absolute URLs without sufficient validation. An unauthenticated, remote attacker can supply a crafted Host header to poison generated links or responses, which may facilitate phishing of credentials, account recovery link hijacking, and web cache poisoning.

EPSS: 0.004 (36.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-14006?
CVE-2024-14006 is a medium-severity vulnerability in Nagios Xi, classified under Origin Validation Error. CVSS score: 6.1/10. Published 2025-10-30.
How severe is CVE-2024-14006?
Medium severity. CVSS v3 base score is 6.1 out of 10.