Description
Nagios XI versions prior to 5.11.3 are vulnerable to cross-site scripting (XSS) via the Graph Explorer component. 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.
Metrics
CVSS 3.1 5.4/10
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:NWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| Nagios | XI | < 5.11.3 |
References
- https://www.nagios.com/changelog/nagios-xi/Release Notes
- https://www.nagios.com/products/security/#nagios-xiRelease Notes
- https://www.vulncheck.com/advisories/nagios-xi-xss-via-graph-explorerThird Party Advisory
Timeline
- Published
- Oct 30, 2025
- Last modified
- Oct 18, 2026
- NVD status
- Analyzed