Potential use of sensitive information in GET requests in Checkmk GmbHs Checkmk versions <2.4.0p13, <2.3.0p38, <2.2.0p46, and 2.1.0 (EOL) may cause sensitive form data to be included in URL query parameters, which may be logged in various places such as browser history or web server logs.
The web application uses the HTTP GET method to process a request and includes sensitive information in the query string of that request.