A buffer overflow vulnerability exists in the Palo Alto Networks GlobalProtect™ app that enables a man-in-the-middle (MitM) attacker or a rogue gateway to disrupt system processes and potentially execute arbitrary code with elevated privileges (SYSTEM privileges on Windows, and root privileges on macOS and Linux).
Fix
Patch, vendor advisory and mitigation references on NVD 1
- https://security.paloaltonetworks.com/CVE-2026-0297 Vendor Advisory
Vendor advisories in the News 1
- CVE-2026-0297 GlobalProtect App: Buffer Overflow Vulnerability during UDP Tunnel Handshake (Severity: MEDIUM) Palo Alto Networks Security Advisories · 2026-09-12
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 5.2 · paloaltonetworksNVD modified 2026-10-23 19:10
Affected (CPE criteria) 57
cpe:2.3:a:paloaltonetworks:globalprotect:*:*:*:*:*:android:*:*cpe:2.3:a:paloaltonetworks:globalprotect:*:*:*:*:*:chrome:*:*cpe:2.3:a:paloaltonetworks:globalprotect:*:*:*:*:*:iphone_os:*:*cpe:2.3:a:paloaltonetworks:globalprotect:*:*:*:*:*:linux:*:*cpe:2.3:a:paloaltonetworks:globalprotect:*:*:*:*:*:macos:*:*cpe:2.3:a:paloaltonetworks:globalprotect:*:*:*:*:*:windows:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:-:*:*:*:macos:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:-:*:*:*:windows:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h1:*:*:*:macos:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h10:*:*:*:macos:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h10:*:*:*:windows:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h11:*:*:*:macos:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h11:*:*:*:windows:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h12:*:*:*:macos:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h12:*:*:*:windows:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h2:*:*:*:macos:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h2:*:*:*:windows:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h3:*:*:*:macos:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h3:*:*:*:windows:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h4:*:*:*:macos:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h4:*:*:*:windows:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h5:*:*:*:macos:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h5:*:*:*:windows:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h6:*:*:*:macos:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h6:*:*:*:windows:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h7:*:*:*:macos:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h7:*:*:*:windows:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h8:*:*:*:macos:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h8:*:*:*:windows:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h9:*:*:*:macos:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h9:*:*:*:windows:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.3.3:-:*:*:*:linux:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.3.3:-:*:*:*:macos:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.3.3:-:*:*:*:windows:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.3.3:h1:*:*:*:linux:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.3.3:h1:*:*:*:macos:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.3.3:h1:*:*:*:windows:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.3.3:h11:*:*:*:macos:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.3.3:h11:*:*:*:windows:*:*cpe:2.3:a:paloaltonetworks:globalprotect:6.3.3:h12:*:*:*:macos:*:*- and 17 more
References 1
- https://security.paloaltonetworks.com/CVE-2026-0297 Vendor Advisory