Improper Certificate Validation in GlobalProtect app for Windows - CVE-2026-0249
Published: May 15, 2026
Vulnerability identifier: #VU131547
CSH Severity: Medium
CVSS v4: 7.6 [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]
CVE-ID: CVE-2026-0249
CWE-ID: CWE-295
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerability details
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.
Affected software
GlobalProtect app for Windows
How to mitigate CVE-2026-0249
Install updates from vendor's website.
GlobalProtect app for Windows - addressed in versions 6.0.13, 6.0.14, 6.1.13, 6.2.8-h10, 6.3.3-h9