What’s Vulnerable › Vulnerabilities

CVE-2022-0021: GlobalProtect App: Information Exposure Vulnerability When Using Connect Before Logon

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-02-10 · updated 2026-06-17
• Weakness: CWE-532

Description

An information exposure through log file vulnerability exists in the Palo Alto Networks GlobalProtect app on Windows that logs the cleartext credentials of the connecting GlobalProtect user when authenticating using Connect Before Logon feature. This issue impacts GlobalProtect App 5.2 versions earlier than 5.2.9 on Windows. This issue does not affect the GlobalProtect app on other platforms.

Affected products

• Palo Alto Networks GlobalProtect App: from 5.2 before 5.2.9 — fixed in 5.2.9
• Palo Alto Networks GlobalProtect App: from 5.2 before 5.2.9 — fixed in 5.2.9

How to fix

Upgrade to a fixed version: Palo Alto Networks GlobalProtect App 5.2.9; Palo Alto Networks GlobalProtect App 5.2.9. Check the vendor advisory for mitigations.

References

• https://security.paloaltonetworks.com/CVE-2022-0021
• https://security.paloaltonetworks.com/CVE-2022-0021

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