CVE-2026-0269

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.

CVSS breakdown

CVSS 4.0

Attack Vector

Adjacent

Attack Complexity

Low

Attack Requirements

None

Privileges Required

Low

User Interaction

None

Confidentiality (Vulnerable System)

None

Integrity (Vulnerable System)

None

Availability (Vulnerable System)

High

Confidentiality (Subsequent System)

None

Integrity (Subsequent System)

None

Availability (Subsequent System)

None

Unchanged

None

Adjacent

Amber

Affected products

Palo Alto Networks / Cloud NGFWAll – All
Palo Alto Networks / PanoramaAll – All
Palo Alto Networks / pan-os12.1.4 – 12.1.4
Palo Alto Networks / pan-os12.1.4 – 12.1.4
Palo Alto Networks / pan-os12.1.3 – 12.1.3
Palo Alto Networks / pan-os12.1.2 – 12.1.2
Palo Alto Networks / pan-os11.2.9 – 11.2.9
Palo Alto Networks / pan-os11.2.8 – 11.2.8
Palo Alto Networks / pan-os11.2.7 – 11.2.7
Palo Alto Networks / pan-os11.2.7 – 11.2.7
Palo Alto Networks / pan-os11.2.7 – 11.2.7
Palo Alto Networks / pan-os11.2.7 – 11.2.7
Palo Alto Networks / pan-os11.2.6 – 11.2.6
Palo Alto Networks / pan-os11.2.5 – 11.2.5
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.3 – 11.2.3
Palo Alto Networks / pan-os11.2.2 – 11.2.2
Palo Alto Networks / pan-os11.2.1 – 11.2.1
Palo Alto Networks / pan-os11.2.0 – 11.2.0
Palo Alto Networks / pan-os11.1.11 – 11.1.11
Palo Alto Networks / pan-os11.1.10 – 11.1.10
Palo Alto Networks / pan-os11.1.10 – 11.1.10
Palo Alto Networks / pan-os11.1.10 – 11.1.10
Palo Alto Networks / pan-os11.1.10 – 11.1.10
Palo Alto Networks / pan-os11.1.9 – 11.1.9
Palo Alto Networks / pan-os11.1.8 – 11.1.8
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.5 – 11.1.5
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.3 – 11.1.3
Palo Alto Networks / pan-os11.1.2 – 11.1.2
Palo Alto Networks / pan-os11.1.1 – 11.1.1
Palo Alto Networks / pan-os11.1.0 – 11.1.0
Palo Alto Networks / pan-os10.2.17 – 10.2.17
Palo Alto Networks / pan-os10.2.16 – 10.2.16
Palo Alto Networks / pan-os10.2.16 – 10.2.16
Palo Alto Networks / pan-os10.2.16 – 10.2.16
Palo Alto Networks / pan-os10.2.15 – 10.2.15
Palo Alto Networks / pan-os10.2.14 – 10.2.14
Palo Alto Networks / pan-os10.2.13 – 10.2.13
Palo Alto Networks / pan-os10.2.13 – 10.2.13
Palo Alto Networks / pan-os10.2.13 – 10.2.13
Palo Alto Networks / pan-os10.2.13 – 10.2.13
Palo Alto Networks / pan-os10.2.13 – 10.2.13
Palo Alto Networks / pan-os10.2.13 – 10.2.13
Palo Alto Networks / pan-os10.2.13 – 10.2.13
Palo Alto Networks / pan-os10.2.13 – 10.2.13
Palo Alto Networks / pan-os10.2.13 – 10.2.13
Palo Alto Networks / pan-os10.2.13 – 10.2.13
Palo Alto Networks / pan-os10.2.13 – 10.2.13
Palo Alto Networks / pan-os10.2.12 – 10.2.12
Palo Alto Networks / pan-os10.2.11 – 10.2.11
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.9 – 10.2.9
Palo Alto Networks / pan-os10.2.8 – 10.2.8
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.6 – 10.2.6
Palo Alto Networks / pan-os10.2.5 – 10.2.5
Palo Alto Networks / pan-os10.2.4 – 10.2.4
Palo Alto Networks / pan-os10.2.3 – 10.2.3
Palo Alto Networks / pan-os10.2.2 – 10.2.2
Palo Alto Networks / pan-os10.2.1 – 10.2.1
Palo Alto Networks / pan-os10.2.0 – 10.2.0
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os12.1.4 – 12.1.4
Palo Alto Networks / Prisma AccessAll – All

References

MISChttps://security.paloaltonetworks.com/CVE-2026-0269