← All Advisories

Palo Alto Networks GlobalProtect's Code Injection Vulnerability Allows an Authenticated Remote Attacker to Execute Arbitrary Code in the Context of the VPN Client

Last refreshed2026-09-27

Status: EXPLOITED  |  Advisory ID: CVE-2026-0298

Key Details

CVECVE-2026-0298
CVSS Score / Version8.1 (High) / CVSS v3.1
Updated2026-09-20
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS Proseattack vector is network; attack complexity is high; privileges required is none; user interaction is none; scope is unchanged; confidentiality impact is high; integrity impact is high; availability impact is high.
Affected productsPalo Alto Networks GlobalProtect
Exploitation statusPalo Alto Networks is not aware of any malicious exploitation of this issue.
Classified asCWE-94 (Improper Control of Generation of Code ('Code Injection'))
Exploitation prediction (EPSS)0.33% probability of exploitation in the next 30 days (24% percentile) -- FIRST.org's EPSS model.

Affected Products, Subsystems & Sectors

VendorProductAffected VersionsPatch Status
Palo Alto NetworksGlobalProtect
SubsystemsGeneral OT
SectorsMulti-sector

What to Know

An improper input validation vulnerability exists in the Windows Pre-Logon Access Provider (PLAP) component of the Palo Alto Networks GlobalProtect™ app on Windows devices which enables a man-in-the-middle (MitM) attacker to execute arbitrary code with SYSTEM privileges on an affected client.

The GlobalProtect app on Linux, macOS, iOS, Android, and Chrome OS is not affected.

What to Do

GlobalProtect App 6.3 on Windows (6.3.0 through 6.3.3-h13): upgrade to 6.3.3-h14 (6.3.3-1121) or later. 6.2 on Windows (6.2.0 through 6.2.8-h12): upgrade to 6.2.8-h13 (6.2.8-1045) or later. 6.0 on Windows (6.0.0 through 6.0.14): upgrade to 6.0.15 or later. macOS/Linux/iOS/Android/Chrome OS: no action needed.

References

SourceReference
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-0298
CVEhttps://www.cve.org/CVERecord?id=CVE-2026-0298
Vendor advisoryhttps://security.paloaltonetworks.com/CVE-2026-0298