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Palo Alto Networks Security AdvisoriesCVE-2026-0304

CVE-2026-0304: Cortex XDR Broker VM: Privilege Escalation Vulnerability

HighVendor CVSS 7.5 / 10 1 CVE Published Sep 9, 2026 at 4:00 PM UTC
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Summary

A privilege escalation vulnerability in Palo Alto Networks Cortex XDR Broker VM enables an authenticated low privileged user with man-in-the-middle (MitM) access to execute code with root privileges on the Broker VM.

Products covered

  • Cortex XDR Broker VM

  • Cortex XDR Broker VM 20.0.96

Remediation

This issue is fixed in Cortex XDR Broker VM 32.0.52, and all later Cortex XDR Broker VM versions.

  • If automatic upgrades are enabled for Broker VM, then no action is required at this time.

  • If automatic upgrades are not enabled for Broker VM, then we recommend that you do so to ensure that you always have the latest security patches installed in your software

Vendor-listed fixes

  • Cortex XDR Broker VM 20.0.96 >= 32.0.52

CVEs in this advisory 1

CVE-2026-0304

Updates

  1. Published by Palo Alto Networks

    The publication date reported by the vendor.

  2. Added to SecurityAlert

    We collected the advisory from the official source.

  3. Confirmed at the source

    Our collector saw this advisory during a later source check.

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