Palo Alto GlobalProtect App/GlobalProtect UWP App prior 6.3.3-h9 (6.3.3-999) out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in Palo Alto GlobalProtect App and GlobalProtect UWP App and classified as critical. Affected is an unknown function. Performing a manipulation results in out-of-bounds write. This vulnerability is identified as CVE-2026-0250. The attack can only be performed from the local network. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical has been found in Palo Alto GlobalProtect App and GlobalProtect UWP App. This affects an unknown part. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

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.

The advisory is shared at security.paloaltonetworks.com. This vulnerability is uniquely identified as CVE-2026-0250 since 11/03/2025. The exploitability is told to be easy. The attack needs to be done within the local network. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

Upgrading to version 6.0.11, 6.0.13, 6.0.14, 6.1.13, 6.2.8-h10 (6.2.8-948), 6.3.3-h2 (6.3.3-42) or 6.3.3-h9 (6.3.3-999) eliminates this vulnerability.

The vulnerability is also documented in the databases at EUVD (EUVD-2026-30101) and CERT Bund (WID-SEC-2026-1535). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

  • Palo Alto Networks GlobalProtect

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.4

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: GlobalProtect App/GlobalProtect UWP App 6.0.11/6.0.13/6.0.14/6.1.13/6.2.8-h10 (6.2.8-948)/6.3.3-h2 (6.3.3-42)/6.3.3-h9 (6.3.3-999)

Timelineinfo

11/03/2025 CVE reserved
05/13/2026 +190 days Advisory disclosed
05/13/2026 +0 days VulDB entry created
05/17/2026 +4 days VulDB entry last update

Sourcesinfo

Vendor: paloaltonetworks.com

Advisory: security.paloaltonetworks.com
Status: Confirmed

CVE: CVE-2026-0250 (🔒)
GCVE (CVE): GCVE-0-2026-0250
GCVE (VulDB): GCVE-100-363681
EUVD: 🔒
CERT Bund: WID-SEC-2026-1535 - Palo Alto Networks GlobalProtect App: Mehrere Schwachstellen

Entryinfo

Created: 05/13/2026 20:49
Updated: 05/17/2026 10:24
Changes: 05/13/2026 20:49 (71), 05/13/2026 23:54 (1), 05/17/2026 10:24 (7)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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