Pulse Secure Desktop before 5.2R2 and Pulse Secure Installer Service before 8.2R2 and below for Windows allow restricted users to gain privileges via unspecified vectors.
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40241/
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40241