Medium 5.1Published Oct 30, 2025

CVE-2025-34278Nagios Network Analyzer < 2024R1 Source Groups / Percentile Calculator Menu Stored XSS

Updated under an hour ago (Oct 26, 2026, 1:10 AM ET)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for Nagios Network Analyzer

Exploited in the last 30 days

Nagios Network Analyzer versions prior to 2024R1 contain a stored cross-site scripting (XSS) vulnerability in the Source Groups page (percentile calculator menu). An attacker can supply a malicious payload which is stored by the application and later rendered in the context of other users. When a victim views the affected page the injected script executes in the victim's browser context.

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 Network Analyzer nagios:network_analyzer (from the name)	before 2024R1	CNA record
nagios network_analyzer nagios:network_analyzer	before 2024	NVD

References

https://www.nagios.com/products/security/#network-analyzervendor-advisory, patch, product
https://www.nagios.com/changelog/#network-analyzerrelease-notes, patch
https://www.vulncheck.com/advisories/nagios-network-analyzer-source-groups-percentile-calculator-menu-stored-xssthird-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.