CVE-2026-0250

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.

Overview

State: PUBLISHED
Assigner (CNA): palo_alto
CVSS severity: MEDIUM
CVSS score: 5.2 / 10
CVSS 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
Effective score: 5.2 / 10 MEDIUM source: CNA overview
CWE(s): CWE-787
Reserved: 2025-11-03
Published: 2026-05-13 18:26 UTC
Last updated: 2026-05-14 03:56 UTC
Source: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/0xxx/CVE-2026-0250.json
Linked Threat: CVE-2026-0250 — GlobalProtect App: Buffer Overflow Vulnerability during connection to Portal or Gateway

NVD triage scoring NVD CVE 2.0

Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.

NVD published: 2026-05-13 19:16:59 UTC
NVD last modified: 2026-05-14 16:21:23 UTC
EPSS score: 0.0001 (probability of exploitation in next 30 days)
EPSS percentile: 0.61% vs all CVEs — higher = more likely to be exploited, as of 2026-05-24

European Union Vulnerability Database ENISA EUVD

ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.

EUVD ID: EUVD-2026-30101
Assigner: palo_alto
Published: May 13, 2026, 6:26:51 PM
Updated: May 14, 2026, 3:56:37 AM
EUVD base score (CVSS 4.0): 5.2 / 10
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
EUVD-reported EPSS: 0.0100
Vendors: Palo Alto Networks
Products: GlobalProtect App (6.0.0 <6.0.11)

GlobalProtect App (6.3.0 <6.3.3-h2 (6.3.3-42))

GlobalProtect App (6.1 <6.1.13)

GlobalProtect App (6.0 <6.0.14)

GlobalProtect App (6.2.0 <6.2.8-h10 (6.2.8-948))

GlobalProtect App (6.3.0 <6.3.3-h9 (6.3.3-999))

GlobalProtect UWP App (6.3 <6.3.3-h10)

GlobalProtect App

GlobalProtect App (6.0 <6.0.13)

ENISA 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.

EUVD references (1)

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

Affected products (7)

Vendor	Product	Versions	Platforms
Palo Alto Networks	GlobalProtect App	`6.3.0` (affected), `6.2.0` (affected)	Windows, MacOS
Palo Alto Networks	GlobalProtect App	`6.1` (affected)	Android, Chrome OS
Palo Alto Networks	GlobalProtect App	`6.3.0` (affected), `6.0.0` (affected)	Linux
Palo Alto Networks	GlobalProtect App	`6.0` (affected)	Windows, MacOS
Palo Alto Networks	GlobalProtect App	`6.0` (affected)	Android, Chrome OS
Palo Alto Networks	GlobalProtect UWP App	`6.3` (affected)	Windows
Palo Alto Networks	GlobalProtect App	`All` (unaffected)	iOS

Vendor references (1)

References embedded in the original CVE record by the assigning CNA.

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

Web references (8)

DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-30101 rapid7:euvd.enisa.europa.eu
https://security.paloaltonetworks.com/json/CVE-2026-0250 rapid7:security.paloaltonetworks.com
https://attackerkb.com/topics/CVE-2026-0250 rapid7:attackerkb.com
http://cwe.mitre.org/data/definitions/787.html rapid7:cwe.mitre.org
https://www.first.org/epss/ tenable:www.first.org
https://nvd.nist.gov/vuln/detail/CVE-2026-0250 tenable:nvd.nist.gov
https://security.paloaltonetworks.com/CVE-2026-0250 tenable:security.paloaltonetworks.com
https://www.cve.org/CVERecord?id=CVE-2026-0250 tenable:www.cve.org

NVD-tagged references (1)

Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.

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

Indicators (1)

IOCs linked to the auto-promoted Threat row.

Type	Value	VirusTotal	Attached
cve	`CVE-2026-0250`	no local data	2026-05-14 09:33 UTC

Remediations (16)

Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.

Microsoft patches six exploited zero-days | Cybernews

web:cybernews.com

Microsoft has released fixes for six new zero-days actively exploited in the wild, alongside more than 50 additional security updates in this month's Patch Tuesday rollout.

2026-05-23 21:35 UTC
Patch Tuesday, May 2026 Edition - Krebs on Security

web:krebsonsecurity.com

Microsoft expects that exploitation is more likely. May's Patch Tuesday is a welcome respite from April, which saw Microsoft fix a near-record 167 security flaws.

2026-05-23 21:35 UTC
CVE-2026-25250: MITRE: CVE-2026-25250 Secure Boot disable Eazy Fix

web:patchapalooza.com

Medium severity. CVSS 6. MITRE: CVE - 2026 -25250 Secure Boot disable Eazy Fix . Microsoft Patch Tuesday vulnerability details, exploit status, and threat intelligence on PatchaPalooza.

2026-05-23 21:35 UTC
Security Update Guide - Microsoft

web:portal.msrc.microsoft.com

The Security Update Guide provides information on the latest Microsoft security updates, helping users understand and address potential vulnerabilities effectively.

2026-05-23 21:35 UTC
CISA orders feds to patch BlueHammer flaw exploited as zero-day

web:www.bleepingcomputer.com

CISA has ordered U.S. federal agencies to patch a Microsoft Defender privilege escalation flaw (dubbed BlueHammer) that has been exploited in zero-day attacks.

2026-05-23 21:35 UTC
Critical Patches Issued for Microsoft Products, May 12, 2026

web:www.cisecurity.org

<p>Multiple vulnerabilities have been discovered in Microsoft products, the most severe of which could allow for remote code execution. Successful exploitation of the most severe of these vulnerabilities could result in an attacker gaining the same privileges as the logged-on user. Depending on the privileges associated with the user, an attacker could then install programs; view, change, or ...

2026-05-23 21:35 UTC
Microsoft fixes six zero-days on February 2026 Patch Tuesday

web:www.csoonline.com

Microsoft highlighted six new and actively exploited vulnerabilities among the 60 fixes issued in today's February Patch Tuesday releases.

2026-05-23 21:35 UTC
Rapid7 Vulnerability Database

web:www.rapid7.com

Rapid7's VulnDB is curated repository of vetted computer software exploits and exploitable vulnerabilities.

2026-05-23 21:35 UTC
CVE-2026-21250: Windows 11 24H2 Privilege Escalation Flaw

web:www.sentinelone.com

CVE - 2026 -21250 is a privilege escalation vulnerability in Windows 11 24H2. Learn about its impact, affected versions, and mitigation methods.

2026-05-23 21:35 UTC
Patch Tuesday May 2026: Security Updates & CVE Analysis

web:zecurit.com

Get the complete breakdown of Microsoft's May 2026 Patch Tuesday. We analyze the latest security updates and all critical CVEs .

2026-05-23 21:35 UTC
CVE-2026-0250 GlobalProtect App: Buffer Overflow Vulnerability during ...

web:security.paloaltonetworks.com

Palo Alto Networks Security Advisory: CVE-2026-0250 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 ...

2026-05-17 02:24 UTC
April 2026 Patch Tuesday: Updates and Analysis | CrowdStrike

web:www.crowdstrike.com

Microsoft's April 2026 Patch Tuesday addresses 164 CVEs , featuring 8 Critical vulnerabilities, one exploited zero-day, and one disclosed zero-day.

2026-05-17 02:24 UTC
April 2026 Patch Tuesday | Ivanti

web:www.ivanti.com

April Patch Tuesday is the second-largest Patch Tuesday on record behind the October 2025 Patch Tuesday which resolved 175 CVEs . The lineup includes one zero-day exploit ( CVE - 2026 -3220) and one public disclosure ( CVE - 2026 -33825) and breaks down into 8 Critical, 156 Important, 3 Moderate and 1 Low severity.

2026-05-17 02:24 UTC
Microsoft Patch Tuesday - April 2026 - Lansweeper

web:www.lansweeper.com

Which vulnerabilities, issues, and other things did Microsoft update? Discover what's new using Lansweeper's Patch Tuesday April 2026 summary.

2026-05-17 02:24 UTC
Patch Tuesday: February 2026 Latest Patch Updates & Breakdown

web:www.manageengine.com

Unfold what this Patch Tuesday has in store for you Patch Tuesday, the unofficial term for Microsoft's scheduled security fix release on every second Tuesday of a month, has been a constant topic of discussion ever since its inception. Upcoming Webinar May 14,2026 11:30 EDT & 6:30 a.m. GMT Agenda of the Free Patch Tuesday webinar A complete breakdown of all the latest Patch Tuesday updates ...

2026-05-17 02:24 UTC
Patch Tuesday - March 2026 - Rapid7

web:www.rapid7.com

Microsoft is publishing 77 vulnerabilities this Patch Tuesday, including two publicly disclosed zero-day vulnerabilities.

2026-05-17 02:24 UTC

AI Forensic Analysis

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Raw JSON

The full cvelistV5 record. Download as CVE-2026-0250.json.

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              "value": "<table class=\"tbl\"><thead><tr><th>Version</th><th>Minor Version</th><th>Suggested Solution</th></tr></thead><tbody><tr><td>GlobalProtect App 6.3 on Windows</td><td>6.3.0 through 6.3.3-h8</td><td>Upgrade to 6.3.3-h9 (6.3.3-999) or later.</td></tr><tr><td>GlobalProtect App 6.2 on Windows</td><td>6.2.0 through 6.2.8-h9</td><td>Upgrade to 6.2.8-h10 (6.2.8-948) or later.</td></tr><tr><td>GlobalProtect App 6.0 on Windows</td><td>6.0.0 through 6.0.12</td><td>Upgrade to 6.0.13 or later.</td></tr><tr><td>GlobalProtect App 6.0 on Linux</td><td>6.0.0 through 6.0.10</td><td>Upgrade to 6.0.11 or later.&nbsp;</td></tr><tr><td>GlobalProtect App 6.2/6.3 on Linux</td><td>6.2.0 through 6.3.3-h1</td><td>Upgrade to 6.3.3-h2 (6.3.3-42) or later.</td></tr><tr><td>GlobalProtect App 6.3 on macOS</td><td>6.3.0 through 6.3.3-h8</td><td>Upgrade to 6.3.3-h9 (6.3.3-999) or later.</td></tr><tr><td>GlobalProtect App 6.2 on macOS</td><td>6.2.0 through 6.2.8-h9</td><td>Upgrade to 6.2.8-h10 (6.2.8-948) or later.</td></tr><tr><td>GlobalProtect App 6.0 on macOS</td><td>6.0.0 through 6.0.12</td><td>Upgrade to 6.0.13 or later.</td></tr><tr><td>GlobalProtect App 6.1 on Android</td><td>6.1.0 through 6.1.12</td><td>Upgrade to 6.1.13 or later.</td></tr><tr><td>GlobalProtect App 6.0 on Android</td><td>6.0.0 through 6.0.13</td><td>Upgrade to 6.0.14 or later.</td></tr><tr><td>GlobalProtect App 6.1 on ChromeOS</td><td>6.1.0 through 6.1.12</td><td>Upgrade to 6.1.13 or later.</td></tr><tr><td>GlobalProtect App 6.0 on ChromeOS</td><td>6.0.0 through 6.0.13</td><td>Upgrade to 6.0.14 or later.</td></tr><tr><td>GlobalProtect UWP App</td><td>6.1.0 through 6.3.3-h9</td><td>Upgrade to 6.3.3-h10 or later.</td></tr><tr><td>GlobalProtect App on iOS</td><td><br></td><td>No action needed</td></tr></tbody></table>"
            }
          ],
          "value": "VERSION                              MINOR VERSION            SUGGESTED SOLUTION\nGlobalProtect 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.\nGlobalProtect 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.\nGlobalProtect App 6.0 on Windows     6.0.0 through 6.0.12     Upgrade to 6.0.13 or later.\nGlobalProtect App 6.0 on Linux       6.0.0 through 6.0.10     Upgrade to 6.0.11 or later. \nGlobalProtect 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.\nGlobalProtect 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.\nGlobalProtect 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.\nGlobalProtect App 6.0 on macOS       6.0.0 through 6.0.12     Upgrade to 6.0.13 or later.\nGlobalProtect App 6.1 on Android     6.1.0 through 6.1.12     Upgrade to 6.1.13 or later.\nGlobalProtect App 6.0 on Android     6.0.0 through 6.0.13     Upgrade to 6.0.14 or later.\nGlobalProtect App 6.1 on ChromeOS    6.1.0 through 6.1.12     Upgrade to 6.1.13 or later.\nGlobalProtect App 6.0 on ChromeOS    6.0.0 through 6.0.13     Upgrade to 6.0.14 or later.\nGlobalProtect UWP App                6.1.0 through 6.3.3-h9   Upgrade to 6.3.3-h10 or later.\nGlobalProtect App on iOS                                      No action needed"
        }
      ],
      "source": {
        "discovery": "INTERNAL"
      },
      "timeline": [
        {
          "lang": "en",
          "time": "2026-05-13T16:00:00.000Z",
          "value": "Initial Publication."
        }
      ],
      "title": "GlobalProtect App: Buffer Overflow Vulnerability during connection to Portal or Gateway",
      "workarounds": [
        {
          "lang": "eng",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "<p>No known workarounds exist for this issue.</p>"
            }
          ],
          "value": "No known workarounds exist for this issue."
        }
      ],
      "x_generator": {
        "engine": "Vulnogram 0.1.0-dev"
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    }
  },
  "cveMetadata": {
    "assignerOrgId": "d6c1279f-00f6-4ef7-9217-f89ffe703ec0",
    "assignerShortName": "palo_alto",
    "cveId": "CVE-2026-0250",
    "datePublished": "2026-05-13T18:26:51.927Z",
    "dateReserved": "2025-11-03T20:44:11.022Z",
    "dateUpdated": "2026-05-14T03:56:37.034Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}