CVE-2026-0269
PAN-OS: Denial of Service (DoS) in Tunnel Traffic Processing
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-754 |
| Vendor | palo alto networks |
| Product | cloud ngfw |
| Published | Jun 10, 2026 |
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Affected Versions
Palo Alto Networks / Cloud NGFW
All versions affected Palo Alto Networks / PAN-OS
12.1.0 < 12.1.5 11.2.0 < 11.2.10 11.1.0 < 11.1.6-h21 10.2.0 < 10.2.16-h6
Palo Alto Networks / Panorama
All versions affected Palo Alto Networks / Prisma Access
All versions affected