Improper Certificate Validation in GlobalProtect app - CVE-2026-0249

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Main Vulnerability Database Vulnerabilities #VU131547

Improper Certificate Validation in GlobalProtect app - CVE-2026-0249

Published: May 15, 2026


Vulnerability identifier: #VU131547
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-0249
CWE-ID: CWE-295
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vendor: Palo Alto Networks, Inc.
Affected software:
GlobalProtect app

Detailed vulnerability description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to improper certificate validation. A remote attacker on the local network can intercept encrypted communications and redirect traffic to an unauthorized server and facilitate the installation of malicious software.


How to mitigate CVE-2026-0249

Install updates from vendor's website.

Sources