On F5 BIG-IP 16.1.x versions prior to 16.1.2.2 15.1.x versions prior to 15.1.5.1 and 14.1.x versions prior to 14.1.4.6 a stored cross-site scripting (XSS) vulnerability exists in an undisclosed page of the BIG-IP Configuration utility (also referred to as the BIG-IP TMUI) that allows an attacker to execute JavaScript in the context of the currently logged-in user. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated