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CVE Vulnerability Details :
CVE-2026-0250
PUBLISHED
More InfoOfficial Page
Assigner-palo_alto
Assigner Org ID-d6c1279f-00f6-4ef7-9217-f89ffe703ec0
View Known Exploited Vulnerability (KEV) details
Published At-13 May, 2026 | 18:26
Updated At-14 May, 2026 | 03:56
Rejected At-
▼CVE Numbering Authority (CNA)
GlobalProtect App: Buffer Overflow Vulnerability during connection to Portal or Gateway

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 Products
Vendor
Palo Alto Networks, Inc.Palo Alto Networks
Product
GlobalProtect App
Platforms
  • Windows
  • MacOS
Default Status
unaffected
Versions
Affected
  • From 6.3.0 before 6.3.3-h9 (6.3.3-999) (custom)
    • -> unaffectedfrom6.3.3-h9 (6.3.3-999)
  • From 6.2.0 before 6.2.8-h10 (6.2.8-948) (custom)
    • -> unaffectedfrom6.2.8-h10 (6.2.8-948)
Vendor
Palo Alto Networks, Inc.Palo Alto Networks
Product
GlobalProtect App
Platforms
  • Android
  • Chrome OS
Default Status
unaffected
Versions
Affected
  • From 6.1 before 6.1.13 (custom)
    • -> unaffectedfrom6.1.13
Vendor
Palo Alto Networks, Inc.Palo Alto Networks
Product
GlobalProtect App
Platforms
  • Linux
Default Status
unaffected
Versions
Affected
  • From 6.3.0 before 6.3.3-h2 (6.3.3-42) (custom)
    • -> unaffectedfrom6.3.3-h2 (6.3.3-42)
  • From 6.0.0 before 6.0.11 (custom)
    • -> unaffectedfrom6.0.11
Vendor
Palo Alto Networks, Inc.Palo Alto Networks
Product
GlobalProtect App
Platforms
  • Windows
  • MacOS
Default Status
unaffected
Versions
Affected
  • From 6.0 before 6.0.13 (custom)
    • -> unaffectedfrom6.0.13
Vendor
Palo Alto Networks, Inc.Palo Alto Networks
Product
GlobalProtect App
Platforms
  • Android
  • Chrome OS
Default Status
unaffected
Versions
Affected
  • From 6.0 before 6.0.14 (custom)
    • -> unaffectedfrom6.0.14
Vendor
Palo Alto Networks, Inc.Palo Alto Networks
Product
GlobalProtect UWP App
Platforms
  • Windows
Default Status
unaffected
Versions
Affected
  • From 6.3 before 6.3.3-h10 (custom)
    • -> unaffectedfrom6.3.3-h10
Vendor
Palo Alto Networks, Inc.Palo Alto Networks
Product
GlobalProtect App
Platforms
  • iOS
Default Status
unaffected
Versions
Unaffected
  • All (custom)
Problem Types
TypeCWE IDDescription
CWECWE-787CWE-787 Out-of-bounds Write
Type: CWE
CWE ID: CWE-787
Description: CWE-787 Out-of-bounds Write
Metrics
VersionBase scoreBase severityVector
4.05.2MEDIUM
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
Version: 4.0
Base score: 5.2
Base severity: MEDIUM
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
Metrics Other Info
Impacts
CAPEC IDDescription
CAPEC-540CAPEC-540 Overread Buffers
CAPEC ID: CAPEC-540
Description: CAPEC-540 Overread Buffers
Solutions

VERSION MINOR VERSION SUGGESTED SOLUTION GlobalProtect App 6.3 on Windows 6.3.0 through 6.3.3-h8 Upgrade to 6.3.3-h9 (6.3.3-999) or later. GlobalProtect App 6.2 on Windows 6.2.0 through 6.2.8-h9 Upgrade to 6.2.8-h10 (6.2.8-948) or later. GlobalProtect App 6.0 on Windows 6.0.0 through 6.0.12 Upgrade to 6.0.13 or later. GlobalProtect App 6.0 on Linux 6.0.0 through 6.0.10 Upgrade to 6.0.11 or later. GlobalProtect App 6.2/6.3 on Linux 6.2.0 through 6.3.3-h1 Upgrade to 6.3.3-h2 (6.3.3-42) or later. GlobalProtect App 6.3 on macOS 6.3.0 through 6.3.3-h8 Upgrade to 6.3.3-h9 (6.3.3-999) or later. GlobalProtect App 6.2 on macOS 6.2.0 through 6.2.8-h9 Upgrade to 6.2.8-h10 (6.2.8-948) or later. GlobalProtect App 6.0 on macOS 6.0.0 through 6.0.12 Upgrade to 6.0.13 or later. GlobalProtect App 6.1 on Android 6.1.0 through 6.1.12 Upgrade to 6.1.13 or later. GlobalProtect App 6.0 on Android 6.0.0 through 6.0.13 Upgrade to 6.0.14 or later. GlobalProtect App 6.1 on ChromeOS 6.1.0 through 6.1.12 Upgrade to 6.1.13 or later. GlobalProtect App 6.0 on ChromeOS 6.0.0 through 6.0.13 Upgrade to 6.0.14 or later. GlobalProtect UWP App 6.1.0 through 6.3.3-h9 Upgrade to 6.3.3-h10 or later. GlobalProtect App on iOS No action needed

Configurations

No special configuration is required to be affected by this issue.

Workarounds

No known workarounds exist for this issue.

Exploits

Palo Alto Networks is not aware of any malicious exploitation of this issue.

Credits
other
our internal security research teams
Timeline
EventDate
Initial Publication.2026-05-13 16:00:00
Event: Initial Publication.
Date: 2026-05-13 16:00:00
Replaced By
Rejected Reason
References
HyperlinkResource
https://security.paloaltonetworks.com/CVE-2026-0250
vendor-advisory
Hyperlink: https://security.paloaltonetworks.com/CVE-2026-0250
Resource:
vendor-advisory
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found