In Pulse Secure Pulse Connect Secure version 9.0RX before 9.0R3.4, 8.3RX before 8.3R7.1, and 8.2RX before 8.2R12.1, users using SAML authentication with the Reuse Existing NC (Pulse) Session option may see authentication leaks.
https://www.kb.cert.org/vuls/id/927237
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44101/
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44101