Medium severityNVD Advisory· Published Feb 11, 2026· Updated Apr 15, 2026
CVE-2026-0229
CVE-2026-0229
Description
A denial-of-service (DoS) vulnerability in the Advanced DNS Security (ADNS) feature of Palo Alto Networks PAN-OS® software enables an unauthenticated attacker to initiate system reboots using a maliciously crafted packet. Repeated attempts to initiate a reboot causes the firewall to enter maintenance mode.
Cloud NGFW and Prisma Access® are not impacted by this vulnerability.
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Affected products
1Patches
Vulnerability mechanics
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