CVE-2026-0276: Cortex XDR Broker VM: Privilege Escalation (PE) Vulnerability (Severity: LOW)

Published Jul 8, 2026
·
Updated

A privilege escalation vulnerability in Palo Alto Networks Cortex® XDR Broker VM enables a locally authenticated user to perform actions as the root user.

Affected Software

2 affected componentsFixes available
Palo Alto Networks Cortex XDR Broker VM<31.0.58, =20.0.96
31.0.58
Palo Alto Networks Cortex XDR Broker VM>=20.0.96<31.0.58

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 31.0.58
  2. Upgrade

    Upgrade Palo Alto Networks Cortex XDR Broker VM to a version that resolves this vulnerability.

    Fixed in 31.0.58
  3. Compensating control

    If automatic upgrades are not enabled for Cortex XDR Broker VM, enable automatic upgrades to ensure the latest security patches are installed.

Event History

Jul 8, 2026
Advisory Published
via Palo Alto Networks·04:00 PM
Data Sourced
via Palo Alto Networks·04:00 PM
RemedyDescriptionSeverityWeaknessAffected Software
Jul 9, 2026
CVE Published
via MITRE·07:17 PM
Data Sourced
via MITRE·07:17 PM
DescriptionWeakness
Data Sourced
via NVD·08:16 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2026-0276?

CVE-2026-0276 has a medium severity rating of 4.8.

2

What type of vulnerability is identified in CVE-2026-0276?

CVE-2026-0276 is a privilege escalation vulnerability affecting Palo Alto Networks Cortex XDR Broker VM.

3

Who is affected by CVE-2026-0276?

CVE-2026-0276 affects locally authenticated users of the Palo Alto Networks Cortex XDR Broker VM.

4

How do I fix CVE-2026-0276?

To mitigate CVE-2026-0276, ensure that you are using the latest version of the Palo Alto Networks Cortex XDR Broker VM and apply any relevant security patches.

5

What can an attacker achieve with CVE-2026-0276?

An attacker exploiting CVE-2026-0276 can perform actions as the root user on the affected system.

Company

Resources

Contact

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CVE-2026-0276 - Cortex XDR Broker VM: Privilege Escalation (PE) Vulnerability (Severity: LOW) - SecAlerts