Remote Code Execution in Palo Alto PAN-OS Management Interface

Executive Summary

CVE-2026-0322 is a high-severity authenticated remote code execution (RCE) vulnerability in the management interface of Palo Alto Networks PAN-OS software. An authenticated attacker with network access can exploit this flaw to execute arbitrary code with root privileges on affected firewalls.

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Detection Guidance

To detect this vulnerability, check if your Palo Alto Networks PAN-OS management interface is exposed to external networks. Verify the PAN-OS version running on your PA-Series, VM-Series firewalls, or Panorama devices. Use commands like 'show system info' to check the version and 'show running-config' to review management interface access settings.

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Impact Analysis

This vulnerability allows an attacker to gain full control of the firewall with root privileges, potentially leading to unauthorized access, data breaches, or disruption of network services. The impact is highest if the management interface is exposed to external networks.

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Compliance Impact

This vulnerability could potentially impact compliance with GDPR and HIPAA if the management interface of affected Palo Alto Networks firewalls is exposed to external networks. Unauthorized root-level code execution may lead to unauthorized access to sensitive data, violating confidentiality requirements under these regulations. Restricting management interface access to trusted internal networks as recommended mitigates this risk.

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Mitigation Strategies

Immediately restrict access to the management interface to trusted internal IP addresses only. Upgrade to the latest patched PAN-OS versions (e.g., 12.2.4+, 12.1.10-h2+, 11.2.16+). Enable Threat Prevention subscription with Threat IDs 510046 and 510047 if SSL decryption and threat prevention are enabled on inbound management traffic.

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