Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Apache Felix HTTP Webconsole Plugin. This issue affects Apache Felix HTTP Webconsole Plugin: from Version 1.X through 1.2.0. Users are recommended to upgrade to version 1.2.2, which fixes the issue.
https://lists.apache.org/thread/y83f2rvm8bccr5ctgv7mzxd69p6f77dp