CVE-2026-0227
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2026-01-15

Last updated on: 2026-02-06

Assigner: Palo Alto Networks, Inc.

Description
A vulnerability in Palo Alto Networks PAN-OS software enables an unauthenticated attacker to cause a denial of service (DoS) to the firewall. Repeated attempts to trigger this issue results in the firewall entering into maintenance mode.
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Meta Information
Published
2026-01-15
Last Modified
2026-02-06
Generated
2026-06-16
AI Q&A
2026-01-16
EPSS Evaluated
2026-06-15
NVD
CVE-2026-0227
Affected Vendors & Products
Showing 18 associated CPEs
Vendor Product Version / Range
palo_alto_networks pan-os *
paloaltonetworks prisma_access *
paloaltonetworks pan-os 10.2.7
paloaltonetworks pan-os 11.2.4
paloaltonetworks pan-os From 11.2.0 (inc) to 11.2.8 (inc)
paloaltonetworks pan-os 10.1.14
paloaltonetworks pan-os 10.2.10
paloaltonetworks pan-os 10.2.13
paloaltonetworks pan-os 11.1.4
paloaltonetworks pan-os 10.2.16
paloaltonetworks pan-os 10.2.18
paloaltonetworks pan-os 11.1.10
paloaltonetworks pan-os 11.2.10
paloaltonetworks pan-os 11.2.7
paloaltonetworks pan-os 12.1.2
paloaltonetworks pan-os 12.1.3
paloaltonetworks pan-os 10.2.17
paloaltonetworks pan-os 11.1.6
Helpful Resources
Exploitability
CWE
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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.
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Executive Summary

This vulnerability in Palo Alto Networks PAN-OS software allows an unauthenticated attacker to cause a denial of service (DoS) on the firewall. By repeatedly exploiting the issue, the attacker can cause the firewall to enter maintenance mode, disrupting its normal operation.

Impact Analysis

The impact of this vulnerability is a denial of service condition on the firewall, which can lead to network disruption and loss of firewall protection. This can affect the availability of network resources and potentially expose the network to further attacks due to the firewall being in maintenance mode.

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