CVE-2026-0250

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

HIGH

8.1

CVSS Score

Published: May 13, 2026 at 06:26 PM UTC

Updated: October 26, 2026 at 12:10 AM UTC

1 product affected across 1 vendorGlobalProtect

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Severity

HIGH8.1

Exploit prediction

EPSS 0.4%

SSVC

No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

GlobalProtect · Palo Alto Networks

95%

6.0.0 ≤ v < 6.0.126.0.0 ≤ v < 6.0.136.0.0 ≤ v < 6.0.156.1.0 ≤ v < 6.1.146.2.0 ≤ v < 6.2.86.3.0 ≤ v < 6.3.36.3.0 ≤ v < 6.3.46.0 6.0.0 6.1 6.2.0 6.2.8 6.2.8 h1 6.2.8 h7 6.3 6.3.0 6.3.3 6.3.3 h1 6.3.3 h2 6.3.3 h3 6.3.3 h4 6.3.3 h6 6.3.3 h7 6.3.3 h8 6.3.3 h9

Affected range stops below 6.0.11, so it looks safe — our inference, not a vendor statement

Affected range stops below 6.0.12, so it looks safe — our inference, not a vendor statement

Affected range stops below 6.0.13, so it looks safe — our inference, not a vendor statement

Affected range stops below 6.0.14, so it looks safe — our inference, not a vendor statement

Affected range stops below 6.0.15, so it looks safe — our inference, not a vendor statement

Affected range stops below 6.1.13, so it looks safe — our inference, not a vendor statement

Affected range stops below 6.1.14, so it looks safe — our inference, not a vendor statement

Affected range stops below 6.2.8, so it looks safe — our inference, not a vendor statement

Affected range stops below 6.2.8-h10 (6.2.8-948), so it looks safe — our inference, not a vendor statement

Affected range stops below 6.3.3, so it looks safe — our inference, not a vendor statement

Affected range stops below 6.3.3-h10, so it looks safe — our inference, not a vendor statement

Affected range stops below 6.3.3-h2 (6.3.3-42), so it looks safe — our inference, not a vendor statement

Affected range stops below 6.3.3-h9 (6.3.3-999), so it looks safe — our inference, not a vendor statement

Affected range stops below 6.3.4, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://security.paloaltonetworks.com/CVE-2026-0250

References (1)

Vendor Advisory

Source: cverecord

https://security.paloaltonetworks.com/CVE-2026-0250

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.1HIGH[email protected]

Attack Vector: NETWORK
Complexity: HIGH
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusANALYZED

CWE

CWE-787

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