# CVE-2026-0324: GlobalProtect App: Incorrect Privilege Management Vulnerability in OPSWAT MetaDefender Endpoint Security SDK on Windows

Status: published. Published: 2026-11-11. Updated: 2026-11-11.

An incorrect privilege management vulnerability in the OPSWAT MetaDefender Endpoint Security SDK used by the Palo Alto Networks GlobalProtect™ app on Windows devices allows a locally authenticated non-administrative Windows user to escalate their privileges to NT AUTHORITY\SYSTEM.

## Remediation

- fix: This issue is fixed in MetaDefender Endpoint Security SDK 4.3.4822 on Windows, and all later MetaDefender Endpoint Security SDK versions on Windows. To mitigate this issue in the GlobalProtect App on Windows update to one of the listed versions (these versions include the updated MetaDefender Endpoint Security SDK):


VERSION                             MINOR VERSION            SUGGESTED SOLUTION
GlobalProtect App 6.3 on Windows   6.3.0 through 6.3.3-h2    Upgrade to 6.3.3-h3 (6.3.3-711) or later.
GlobalProtect App 6.2 on Windows   6.2.0 through 6.2.8-h3    Upgrade to 6.2.8-h4 (6.2.8-317) or later.
GlobalProtect App on macOS                                   No action needed.
GlobalProtect App on Linux                                   No action needed.
GlobalProtect App on iOS                                     No action needed.
GlobalProtect App on Android                                 No action needed.
GlobalProtect UWP App                                        No action needed. (source: CNA: palo_alto)
- workaround: No known workarounds or mitigations exist for this issue. (source: CNA: palo_alto)

## Affected products and versions

- OPSWAT / MetaDefender Endpoint Security SDK: ≥ 4.3.0; < 4.3.4822 (affected, custom); unaffected at 4.3.4822. Source: CNA: palo_alto; platforms: Windows

## Severity and prioritization

- CVSS 4.0: 5.9 (medium); CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/AU:N/R:U/V:D/U:Amber; source: CNA: palo_alto

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-266

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://security.paloaltonetworks.com/CVE-2026-0324 (CNA: palo_alto; third-party-advisory)

## Provenance

- CNA: palo_alto: https://www.cve.org/CVERecord?id=CVE-2026-0324; retrieved 2026-11-11; source updated 2026-11-11

Revision: 9276c15a2afefab20742537bf969a8f8575395ad56b9dc62234e61282c071cfd

Canonical: https://y2.dev/cve/CVE-2026-0324

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