Security Advisory
CVE-2017-20209
6.1
MEDIUM
Vulnerability Description
Nagios Fusion versions prior to 4.0.1 are vulnerable to cross-site scripting (XSS) via the Users and Servers pages. 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.
Published Date
October 30, 2025
Official Source
NIST NVD Advisory