PAN-OS: Reflected Cross-Site Scripting (XSS) Vulnerability in Captive Portal Authentication

A reflected cross-site scripting (XSS) vulnerability in the Captive Portal feature of Palo Alto Networks PAN-OS software enables execution of malicious JavaScript in the context of an authenticated Captive Portal user’s browser if that user clicks on a malicious link, allowing phishing attacks that could lead to credential theft.

Work around:
Customers with a Threat Prevention subscription can block attacks for this vulnerability by enabling Threat ID 93070 (Applications and Threats content update 8810).