CVE-2026-0250

GlobalProtect App: Buffer Overflow Vulnerability during connection to Portal or Gateway

Published May 13, 2026 CVSS 4.0 · 5.2 Medium EPSS < 1% KEV · Not listed
Description
A buffer overflow vulnerability exists in the Palo Alto Networks GlobalProtect™ app that enables a man in the middle attacker to disrupt system processes and potentially execute arbitrary code with SYSTEM privileges. This vulnerability is triggered during the processing of requests and responses exchanged between Portal and Gateway.



The GlobalProtect app on iOS is not affected.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description A buffer overflow vulnerability exists in the Palo Alto Networks GlobalProtect™ app that enables a man in the middle attacker to disrupt system processes and potentially execute arbitrary code with SYSTEM privileges. This vulnerability is triggered during the processing of requests and responses exchanged between Portal and Gateway. The GlobalProtect app on iOS is not affected.
Title GlobalProtect App: Buffer Overflow Vulnerability during connection to Portal or Gateway
First Time appeared Palo Alto Networks
Palo Alto Networks globalprotect App
Palo Alto Networks globalprotect Uwp App
Weaknesses CWE-787
CPEs cpe:2.3:a:palo_alto_networks:globalprotect_app:*:*:android:*:*:*:*:*
cpe:2.3:a:palo_alto_networks:globalprotect_app:*:*:chrome_os:*:*:*:*:*
cpe:2.3:a:palo_alto_networks:globalprotect_app:*:*:linux:*:*:*:*:*
cpe:2.3:a:palo_alto_networks:globalprotect_app:*:*:macos:*:*:*:*:*
cpe:2.3:a:palo_alto_networks:globalprotect_app:*:*:windows:*:*:*:*:*
cpe:2.3:a:palo_alto_networks:globalprotect_app:all:*:ios:*:*:*:*:*
cpe:2.3:a:palo_alto_networks:globalprotect_uwp_app:*:*:windows:*:*:*:*:*
Vendors & Products Palo Alto Networks
Palo Alto Networks globalprotect App
Palo Alto Networks globalprotect Uwp App
References
Metrics cvssV4_0

{'score': 5.2, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/AU:N/R:U/V:D/RE:M/U:Amber'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
palo_alto
Published
Updated
May 14, 2026, 3:56 AM
Reserved
Nov 3, 2025, 8:44 PM
Status
Analyzed
Published
May 13, 2026, 7:16 PM
Modified
Oct 26, 2026, 12:10 AM