CVE-2016-15051
Nagios XI vulnerability analysis and mitigation

Overview

Nagios XI versions prior to 5.2.4 are vulnerable to cross-site scripting (XSS) via the Reports interface through values from the startdate and enddate fields. The vulnerability was discovered and disclosed on October 30, 2025 (VulnCheck Advisory).

Technical details

The vulnerability is classified as CWE-79 (Improper Neutralization of Input During Web Page Generation) with a CVSS v4.0 score of 5.1 MEDIUM (CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N). The issue stems from insufficient validation or escaping of user-supplied input in the startdate and enddate fields of the Reports interface (VulnCheck Advisory, NVD).

Impact

This vulnerability could allow an attacker to inject and execute arbitrary script in the context of a victim's browser. The attack requires user interaction and authenticated access to the Reports interface (VulnCheck Advisory).

Mitigation and workarounds

The vulnerability has been patched in Nagios XI version 5.2.4. Users should upgrade to this version or later to mitigate the risk (Nagios Changelog).

Additional resources


SourceThis report was generated using AI

Related Nagios XI vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2024-13997CRITICAL9.4
  • Nagios XINagios XI
  • cpe:2.3:a:nagios:nagios_xi
NoNoNov 03, 2025
CVE-2025-34288HIGH8.6
  • Nagios XINagios XI
  • cpe:2.3:a:nagios:nagios_xi
NoNoDec 16, 2025
CVE-2024-13998MEDIUM6
  • Nagios XINagios XI
  • cpe:2.3:a:nagios:nagios_xi
NoNoNov 03, 2025
CVE-2021-47698MEDIUM5.1
  • Nagios XINagios XI
  • cpe:2.3:a:nagios:nagios_xi
NoYesNov 03, 2025
CVE-2016-15054N/AN/A
  • Nagios XINagios XI
  • cpe:2.3:a:nagios:nagios_xi
NoYesNov 03, 2025

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