CVE-2026-0269
Modified Modified - Updated After Analysis

Memory Corruption in PAN-OS Leading to System Reboot

Publication date: 2026-06-10

Last updated on: 2026-07-14

Assigner: Palo Alto Networks, Inc.

Description
A memory corruption vulnerability in the processing of tunnel traffic in Palo Alto Networks PAN-OS® software allows an authenticated user to initiate system reboots using a maliciously crafted packet. Repeated attempts to initiate a reboot causes the firewall to enter maintenance mode. Panorama, Cloud NGFW, and Prisma® Access are not impacted by this vulnerability.

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EPSS Scores

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Meta Information

Published
2026-06-10
Last Modified
2026-07-14
Generated
2026-07-21
AI Q&A
2026-06-11
EPSS Evaluated
2026-07-20
NVD
CVE-2026-0269
EUVD
EUVD-2026-36145

Affected Vendors & Products

Showing 134 associated CPEs
Vendor Product Version / Range
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.10
paloaltonetworks pan-os 10.2.10
paloaltonetworks pan-os 10.2.10
paloaltonetworks pan-os 10.2.10
paloaltonetworks pan-os 10.2.10
paloaltonetworks pan-os 10.2.10
paloaltonetworks pan-os 10.2.10
paloaltonetworks pan-os 10.2.13
paloaltonetworks pan-os 10.2.13
paloaltonetworks pan-os From 10.2.0 (inc) to 10.2.7 (exc)
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.13
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.10
paloaltonetworks pan-os 10.2.10
paloaltonetworks pan-os 10.2.10
paloaltonetworks pan-os 10.2.10
paloaltonetworks pan-os 10.2.10
paloaltonetworks pan-os 10.2.10
paloaltonetworks pan-os 10.2.10
paloaltonetworks pan-os 10.2.10
paloaltonetworks pan-os 10.2.10
paloaltonetworks pan-os 10.2.10
paloaltonetworks pan-os 10.2.13
paloaltonetworks pan-os 10.2.13
paloaltonetworks pan-os 10.2.13
paloaltonetworks pan-os 10.2.13
paloaltonetworks pan-os 10.2.13
paloaltonetworks pan-os 10.2.13
paloaltonetworks pan-os 10.2.13
paloaltonetworks pan-os 10.2.16
paloaltonetworks pan-os 10.2.16
paloaltonetworks pan-os 10.2.16
paloaltonetworks pan-os 10.2.17
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os From 10.2.11 (inc) to 10.2.13 (exc)
paloaltonetworks pan-os From 10.2.14 (inc) to 10.2.16 (exc)
paloaltonetworks pan-os From 10.2.8 (inc) to 10.2.10 (exc)
paloaltonetworks pan-os 10.2.10
paloaltonetworks pan-os 10.2.10
paloaltonetworks pan-os 10.2.13
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 11.1.4
paloaltonetworks pan-os 11.1.4
paloaltonetworks pan-os 11.1.4
paloaltonetworks pan-os From 11.1.0 (inc) to 11.1.4 (exc)
paloaltonetworks pan-os 11.1.4
paloaltonetworks pan-os 11.1.6
paloaltonetworks pan-os 11.1.4
paloaltonetworks pan-os 11.1.4
paloaltonetworks pan-os 11.1.4
paloaltonetworks pan-os 11.1.4
paloaltonetworks pan-os 11.1.4
paloaltonetworks pan-os 11.1.4
paloaltonetworks pan-os 11.1.4
paloaltonetworks pan-os 11.1.4
paloaltonetworks pan-os 11.1.4
paloaltonetworks pan-os From 11.1.5 (inc) to 11.1.6 (exc)
paloaltonetworks pan-os 11.1.10
paloaltonetworks pan-os 11.1.10
paloaltonetworks pan-os 11.1.10
paloaltonetworks pan-os 11.1.10
paloaltonetworks pan-os 11.1.4
paloaltonetworks pan-os 11.1.4
paloaltonetworks pan-os 11.1.4
paloaltonetworks pan-os 11.1.4
paloaltonetworks pan-os 11.1.4
paloaltonetworks pan-os 11.1.6
paloaltonetworks pan-os 11.1.6
paloaltonetworks pan-os 11.1.6
paloaltonetworks pan-os 11.1.6
paloaltonetworks pan-os 11.1.6
paloaltonetworks pan-os 11.1.6
paloaltonetworks pan-os 11.1.6
paloaltonetworks pan-os 11.1.6
paloaltonetworks pan-os 11.1.6
paloaltonetworks pan-os 11.1.6
paloaltonetworks pan-os 11.1.6
paloaltonetworks pan-os 11.1.6
paloaltonetworks pan-os From 11.1.7 (inc) to 11.1.10 (exc)
paloaltonetworks pan-os 11.1.4
paloaltonetworks pan-os 11.1.4
paloaltonetworks pan-os 11.1.11
paloaltonetworks pan-os 11.2.4
paloaltonetworks pan-os From 11.2.0 (inc) to 11.2.4 (exc)
paloaltonetworks pan-os 11.2.4
paloaltonetworks pan-os 11.2.4
paloaltonetworks pan-os 11.2.4
paloaltonetworks pan-os 11.2.4
paloaltonetworks pan-os 11.2.4
paloaltonetworks pan-os 11.2.4
paloaltonetworks pan-os 11.2.4
paloaltonetworks pan-os 11.2.4
paloaltonetworks pan-os 11.2.4
paloaltonetworks pan-os 11.2.4
paloaltonetworks pan-os 11.2.4
paloaltonetworks pan-os 11.2.4
paloaltonetworks pan-os 11.2.7
paloaltonetworks pan-os 11.2.7
paloaltonetworks pan-os 11.2.7
paloaltonetworks pan-os 11.2.7
paloaltonetworks pan-os From 11.2.5 (inc) to 11.2.7 (exc)
paloaltonetworks pan-os From 11.2.8 (inc) to 11.2.10 (exc)
paloaltonetworks pan-os 11.2.4
paloaltonetworks pan-os 11.2.4
paloaltonetworks pan-os 11.2.4
paloaltonetworks pan-os 12.1.4
paloaltonetworks pan-os 12.1.4
paloaltonetworks pan-os 12.1.4
paloaltonetworks pan-os From 12.1.0 (inc) to 12.1.4 (exc)

Helpful Resources

Exploitability

CWE
CWE Icon
KEV
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CWE ID Description
CWE-754 The product does not check or incorrectly checks for unusual or exceptional conditions that are not expected to occur frequently during day to day operation of the product.

Attack-Flow Graph

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Instant insights powered by AI
Executive Summary

This vulnerability is a memory corruption issue in the processing of tunnel traffic within Palo Alto Networks PAN-OS® software. It allows an authenticated user to send a specially crafted packet that can cause the system to reboot.

If an attacker repeatedly exploits this vulnerability, it can cause the firewall to enter maintenance mode, potentially disrupting normal operations.

It is important to note that Panorama, Cloud NGFW, and Prisma® Access are not affected by this vulnerability.

Detection Guidance

There is no specific information provided about detection methods or commands to identify this vulnerability on your network or system.

Impact Analysis

The vulnerability can impact you by allowing an authenticated user to cause unexpected system reboots of the firewall.

Repeated exploitation can force the firewall into maintenance mode, which may lead to service interruptions, reduced network security, and potential downtime.

Compliance Impact

The provided information does not specify any direct impact of this vulnerability on compliance with common standards and regulations such as GDPR or HIPAA.

Mitigation Strategies

To mitigate this vulnerability, you should upgrade your Palo Alto Networks PAN-OS software to a fixed version.

  • Upgrade to PAN-OS 10.2.18 or later
  • Upgrade to PAN-OS 11.1.12 or later
  • Upgrade to PAN-OS 11.2.10 or later
  • Upgrade to PAN-OS 12.1.5 or later

No workarounds exist for this vulnerability, so upgrading is the recommended immediate action.

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