---
id: "CVE-2026-0329"
page: "https://infrastack.ai/live/CVE-2026-0329"
kind: "vulnerability"
aliases: ["CVE-2026-0329"]
title: "PAN-OS: crafted network traffic crashes the firewall dataplane"
severity: "medium"
cvss: 4.6
epss: null
exploited: false
status: "open"
category: "infrastructure"
products: []
ecosystems: []
tags: ["firewall", "infrastructure", "network-security", "pan-os"]
not_affected_if: ["cloud-ngfw", "panorama"]
published_at: "2026-11-11T20:17:03+00:00"
first_seen_at: "2026-11-11T20:28:52+00:00"
updated_at: "2026-11-11T20:30:16+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-0329", "first_seen_at": "2026-11-11T20:28:52+00:00"}]
exploit_sources: []
---

# PAN-OS: crafted network traffic crashes the firewall dataplane

Link for people: https://infrastack.ai/live/CVE-2026-0329 (this .md is for agents)

A buffer overflow in Palo Alto Networks PAN-OS lets an unauthenticated attacker on the network send crafted traffic through a dataplane interface. The result is a denial of service, taking the firewall's traffic handling down.

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

## Timeline

- 2026-11-11T20:28:52+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-0329

## From the sources

A buffer overflow vulnerability in Palo Alto Networks PAN-OS® software enables an unauthenticated attacker with network access to cause a denial of service (DoS) condition by sending specially crafted network traffic to or through a dataplane interface.



Cloud NGFW and Panorama are not affected by this vulnerability.

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_Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai_