CVE-2026-0321: CWE-754 Improper Check for Unusual or Exceptional Conditions in Palo Alto Networks Cloud NGFW
Description
Denial of service vulnerabilities in Palo Alto Networks PAN-OS® software allow an unauthenticated attacker with network access to cause a denial of service (DoS) condition by sending specially crafted network traffic to or through a dataplane interface. Repeated attempts to trigger this condition result in the firewall entering maintenance mode. Cloud NGFW and Panorama are not affected by this vulnerability.
CVSS v4.0
Score 6.6medium
Affected software
Palo Alto Networks
Cloud NGFW
Palo Alto Networks
PAN-OS
Palo Alto Networks
Prisma Access
Weaknesses
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- palo_alto
- Date Reserved
- 2025-11-03T20:45:21.054Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6acfe3be2cdf04f656ab7ba5
Added to database: 10/14/2026, 20:19:10 UTC
Last updated: 10/14/2026, 20:19:10 UTC
Views: 1
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