Palo Alto Networks Security Advisories October 2026

THREAT INTELLIGENCE

Peer Review

4.8

Proven Trust

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High

CVE-2026-0322

Palo Alto Networks

October 15, 2026

Executive Summary

Twelve CVEs plus a Chromium update; none Critical. Highest is CVE-2026-0322, an authenticated PAN-OS management RCE at CVSS 8.6.

Key Details

Affected Platform

Palo Alto Networks

Attack Surface

Recommended Action

Apply vendor patch

Affected Environment

PAN-OS, Cloud NGFW, Prisma Access, Panorama, GlobalProtect App, Prisma Browser, Cortex XSOAR, Cortex XSIAM, and Checkov.

Operational Impact

Root code execution on firewalls, firewall or Panorama maintenance mode outages, session impersonation, and local privilege escalation.

Technical Root Cause

Command injection, improper input handling, stack buffer overflow, type confusion, path traversal, SSRF, and XSS weaknesses.

Recommended Mitigation

Upgrade to fixed PAN-OS, GlobalProtect, Cortex content pack, and Checkov versions; restrict management interfaces to trusted internal IPs.

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References

Palo Alto Networks Security Advisories.