XSS via orig_url exists on Peplink Balance 305, 380, 580, 710, 1350, and 2500 devices with firmware before fw-b305hw2_380hw6_580hw2_710hw3_1350hw2_2500-7.0.1-build2093. The affected script is guest/preview.cgi.
Peplink version 7.0.0-build1904 suffers from cross site request forgery, cross site scripting, file deletion, and remote SQL injection vulnerabilities.