CVE-2026-0231

Description

An information disclosure vulnerability in Palo Alto Networks Cortex XDR® Broker VM allows an authenticated user to obtain and modify sensitive information by triggering live terminal session via Cortex UI and modifying any configuration setting. The attacker must have network access to the Broker VM to exploit this issue.

Overview

State: PUBLISHED
Assigner (CNA): palo_alto
CVSS severity: MEDIUM
CVSS score: 5.7 / 10
CVSS vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/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: 5.7 / 10 MEDIUM source: CNA overview
CWE(s): CWE-497
Reserved: 2025-11-03
Published: 2026-03-11 18:03 UTC
Last updated: 2026-03-11 20:21 UTC
Source: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/0xxx/CVE-2026-0231.json

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: 2026-03-11 18:16:21 UTC
NVD last modified: 2026-03-12 21:08:22 UTC
EPSS score: 0.0002 (probability of exploitation in next 30 days)
EPSS percentile: 5.67% 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-2026-11251
Assigner: palo_alto
Published: Mar 11, 2026, 6:03:21 PM
Updated: Mar 11, 2026, 8:21:35 PM
EUVD base score (CVSS 4.0): 5.7 / 10
CVSS:4.0/AV:L/AC:L/AT:N/PR:H/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: 0.0200
Vendors: Palo Alto Networks
Products: Cortex XDR Broker VM (30.0.0 <30.0.49)
Aliases: GHSA-rmfr-hr4x-h343

ENISA description: An information disclosure vulnerability in Palo Alto Networks Cortex XDR® Broker VM allows an authenticated user to obtain and modify sensitive information by triggering live terminal session via Cortex UI and modifying any configuration setting. The attacker must have network access to the Broker VM to exploit this issue.

EUVD references (1)

https://security.paloaltonetworks.com/CVE-2026-0231

Affected products (1)

Vendor	Product	Versions	Platforms
Palo Alto Networks	Cortex XDR Broker VM	`30.0.0` (affected)	—

Vendor references (1)

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

https://security.paloaltonetworks.com/CVE-2026-0231 vendor-advisory

MITRE references (1) cveawg.mitre.org

Pulled from MITRE's CVE Services API by the 🛰 Backfill from MITRE button.

https://security.paloaltonetworks.com/CVE-2026-0231 vendor-advisory

Web references (0)

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

No web references attached yet.

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-2026-0231 psirt@paloaltonetworks.com

Remediations (10)

Microsoft Patch Tuesday March 2026 - 78 Vulnerabilities Fixed ...

web:cybersecuritynews.com

Microsoft released its March 2026 Patch Tuesday security update on March 10, 2026 , addressing 78 vulnerabilities across Windows, Microsoft Office, Azure, SQL Server, and .NET. The update includes one actively exploited zero-day vulnerability and multiple Critical-rated flaws demanding immediate attention from security teams. The most urgent fix this month is CVE - 2026 -21262, the sole zero-day ...

2026-05-23 21:33 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 21:33 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 21:33 UTC
Microsoft February 2026 Patch Tuesday fixes 6 zero-days, 58 flaws

web:www.bleepingcomputer.com

Today is Microsoft's February 2026 Patch Tuesday with security updates for 58 flaws, including 6 actively exploited and three publicly disclosed zero-day vulnerabilities.

2026-05-23 21:33 UTC
February 2026 Patch Tuesday: Updates and Analysis | CrowdStrike

web:www.crowdstrike.com

Microsoft's February 2026 Patch Tuesday addresses 59 CVEs , featuring six exploited vulnerabilities, three of which were publicly known, and five Critical vulnerabilities.

2026-05-23 21:33 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 21:33 UTC
Oracle Critical Patch Update Advisory - April 2026

web:www.oracle.com

This Critical Patch Update contains 481 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at April 2026 Critical Patch Update: Executive Summary and Analysis.

2026-05-23 21:33 UTC
Patch Alert: Microsoft Fixes Nearly 80 Bugs, Including ... - TechRepublic

web:www.techrepublic.com

Microsoft's March Patch Tuesday fixes 78 vulnerabilities, including Office preview pane flaws, an Excel Copilot data leak risk, and an AI-discovered 9.8 severity bug.

2026-05-23 21:33 UTC
Windows 11 April 2026 Update tested: What's new, improved and fixed

web:www.windowslatest.com

Windows 11 April 2026 update adds Narrator Copilot support, faster Settings, File Explorer fixes, and key security improvements.

2026-05-23 21:33 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 21:33 UTC

AI Forensic Analysis

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Raw JSON

The full cvelistV5 record. Download as CVE-2026-0231.json.

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