CVE-2020-1997: Palo Alto Networks PAN-OS

Medium severity, CVSS 6.1. EPSS: 0.9% chance of exploitation in the next 30 days.

An open redirection vulnerability in the GlobalProtect component of Palo Alto Networks PAN-OS allows an attacker to specify an arbitrary redirection target away from the trusted GlobalProtect gateway. If the user then successfully authenticates it will cause them to access an unexpected and potentially malicious website. This issue affects: PAN-OS 7.1 versions earlier than 7.1.26; PAN-OS 8.0 versions earlier than 8.0.14.

Affected products

• Palo Alto Networks PAN-OS: from 7.1.0, before 7.1.26 (fixed in 7.1.26); from 8.0.0, before 8.0.14 (fixed in 8.0.14)

Published 2020-05-13. Last modified 2026-06-17.