---
id: "CVE-2019-1579"
kind: "vulnerability"
aliases: ["CVE-2019-1579"]
title: "Palo Alto Networks PAN-OS: Palo Alto Networks PAN-OS Remote Code Execution Vulnerability"
severity: "critical"
cvss: 8.1
epss: 0.46239
exploited: true
status: "open"
category: "infrastructure"
products: [{"name": "Palo Alto Networks PAN-OS", "fixed": [], "affected": "", "ecosystem": "vendor"}]
ecosystems: ["vendor"]
tags: ["exploited", "firewall", "globalprotect", "infrastructure", "palo-alto", "pan-os", "ransomware"]
not_affected_if: ["globalprotect-disabled"]
published_at: "2019-07-19T22:15:11+00:00"
first_seen_at: "2026-10-23T19:11:53+00:00"
updated_at: "2026-10-23T21:57:35+00:00"
sources: [{"source": "kev", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2019-1579", "first_seen_at": "2026-10-23T19:11:53+00:00"}, {"source": "epss", "url": "https://api.first.org/data/v1/epss?cve=CVE-2019-1579", "first_seen_at": "2026-10-23T19:13:44+00:00"}, {"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-1579", "first_seen_at": "2026-10-23T21:57:35+00:00"}]
---

# Palo Alto Networks PAN-OS: Palo Alto Networks PAN-OS Remote Code Execution Vulnerability

PAN-OS, the operating system on Palo Alto Networks firewalls, has a remote code execution flaw in its GlobalProtect Portal and Gateway interfaces. An unauthenticated remote attacker could run code on the firewall.

_Summary, check and fix written by a model from the sources; labelled as such._

## Affected

- vendor:Palo Alto Networks PAN-OS affected ? fixed ?

## How to check

Check whether GlobalProtect Portal or GlobalProtect Gateway is enabled on the firewall; the sources do not give a command or setting path.

## Fix

Apply the PAN-OS update per the vendor instructions referenced by CISA; the fixed version is not stated in the sources.

## Timeline

- 2026-10-23T19:11:53+00:00 kev https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2019-1579
- 2026-10-23T19:13:44+00:00 epss https://api.first.org/data/v1/epss?cve=CVE-2019-1579
- 2026-10-23T21:57:35+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2019-1579

## From the sources

Remote Code Execution in PAN-OS 7.1.18 and earlier, PAN-OS 8.0.11-h1 and earlier, and PAN-OS 8.1.2 and earlier with GlobalProtect Portal or GlobalProtect Gateway Interface enabled may allow an unauthenticated remote attacker to execute arbitrary code.

---

_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_