🔐 CVE Alert

CVE-2026-0269

UNKNOWN 0.0

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

References

NVD ↗ CVE.org ↗ EPSS Data ↗
security.paloaltonetworks.com: https://security.paloaltonetworks.com/CVE-2026-0269