Nagios XI XSS via Views URL (v<5.8.0)
CVE-2021-47697 Published on October 30, 2025
Nagios XI < 5.8.0 XSS via Views URL Handling
Nagios XI versions prior to 5.8.0 are vulnerable to cross-site scripting (XSS) via the Views feature URL handling. 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.
Vulnerability Analysis
CVE-2021-47697 can be exploited with network access. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.
Weakness Type
What is a XSS Vulnerability?
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
CVE-2021-47697 has been classified to as a XSS vulnerability or weakness.
Products Associated with CVE-2021-47697
stack.watch emails you whenever new vulnerabilities are published in Nagios Xi or Nagios Xi. Just hit a watch button to start following.
Affected Versions
Nagios XI:- Before 5.8.0 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.