# CVE-2024-14006

## Summary

- **CVE ID:** CVE-2024-14006
- **Severity:** HIGH
- **CVSS Score:** 8.8 (CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N)
- **CWE:** CWE-346
- **Published:** Oct 30, 2025
- **Last Modified:** Mar 13, 2026

## Description

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.

## Affected Products

- Nagios — XI (0)

## References

- [CNA](https://www.nagios.com/products/security/#nagios-xi)
- [CNA](https://www.nagios.com/changelog/nagios-xi/)
- [CNA](https://www.vulncheck.com/advisories/nagios-xi-host-header-injection)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.44%
- **EPSS Percentile:** 37.7

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._