Medium 5.1Published Oct 30, 2025

CVE-2016-15053Nagios XI < 5.2.4 XSS via “My Reports” Listing

Updated under an hour ago (Oct 25, 2026, 7:50 PM ET)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for Nagios XI

Exploited in the last 30 days

Nagios XI versions prior to 5.2.4 are vulnerable to cross-site scripting (XSS) via the “My Reports” listing of the web interface. Insufficient validation or escaping of user-supplied input may allow an attacker to inject and execute arbitrary script in the context of a victim's browser.

CVSS: 5.1 MEDIUM (v4.0, CNA)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
Weakness (CWE): CWE-79
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Analyzed
Record last updated: Nov 17, 2025
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Nagios XI nagios:xi (from the name)	before 5.2.4	CNA record
nagios nagios_xi nagios:nagios_xi	before 5.2.4	NVD

References

https://www.nagios.com/changelog/nagios-xi/release-notes, patch
https://www.vulncheck.com/advisories/nagios-xi-xss-via-my-reports-listingthird-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.